Home / 243,646.20-365,494.36-91,971.03

Finding the Fourth Proportional to 243,646.20, 365,494.36 and 91,971.03

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Solution

The fourth proportional to 243,646.20, 365,494.36 and 91,971.03 is: 137,966.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,646.20 : 365,494.36 = 91,971.03 : x
  2. Step 2: Convert to fraction form
    243,646.20/365,494.36 = 91,971.03/x
  3. Step 3: Cross multiply
    243,646.20x = 365,494.36 × 91,971.03
  4. Step 4: Simplify right side
    243,646.20x = 33,614,892,748.39
  5. Step 5: Solve for x
    x = 33,614,892,748.39/243,646.20
  6. Step 6: Final answer
    x = 137,966.00

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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.