Home / 243,596.25-365,351.22-66,117.06

Finding the Fourth Proportional to 243,596.25, 365,351.22 and 66,117.06

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Solution

The fourth proportional to 243,596.25, 365,351.22 and 66,117.06 is: 99,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,596.25 : 365,351.22 = 66,117.06 : x
  2. Step 2: Convert to fraction form
    243,596.25/365,351.22 = 66,117.06/x
  3. Step 3: Cross multiply
    243,596.25x = 365,351.22 × 66,117.06
  4. Step 4: Simplify right side
    243,596.25x = 24,155,948,533.81
  5. Step 5: Solve for x
    x = 24,155,948,533.81/243,596.25
  6. Step 6: Final answer
    x = 99,163.88

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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.