Home / 243,500.50-365,250.75-66,007.51

Finding the Fourth Proportional to 243,500.50, 365,250.75 and 66,007.51

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Solution

The fourth proportional to 243,500.50, 365,250.75 and 66,007.51 is: 99,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,500.50 : 365,250.75 = 66,007.51 : x
  2. Step 2: Convert to fraction form
    243,500.50/365,250.75 = 66,007.51/x
  3. Step 3: Cross multiply
    243,500.50x = 365,250.75 × 66,007.51
  4. Step 4: Simplify right side
    243,500.50x = 24,109,292,533.13
  5. Step 5: Solve for x
    x = 24,109,292,533.13/243,500.50
  6. Step 6: Final answer
    x = 99,011.27

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.