Home / 531,705.02-797,553.40-132,343.12

Finding the Fourth Proportional to 531,705.02, 797,553.40 and 132,343.12

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Solution

The fourth proportional to 531,705.02, 797,553.40 and 132,343.12 is: 198,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,705.02 : 797,553.40 = 132,343.12 : x
  2. Step 2: Convert to fraction form
    531,705.02/797,553.40 = 132,343.12/x
  3. Step 3: Cross multiply
    531,705.02x = 797,553.40 × 132,343.12
  4. Step 4: Simplify right side
    531,705.02x = 105,550,705,322.61
  5. Step 5: Solve for x
    x = 105,550,705,322.61/531,705.02
  6. Step 6: Final answer
    x = 198,513.65

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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.