Home / 531,540.59-797,314.05-132,181.36

Finding the Fourth Proportional to 531,540.59, 797,314.05 and 132,181.36

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Solution

The fourth proportional to 531,540.59, 797,314.05 and 132,181.36 is: 198,272.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,540.59 : 797,314.05 = 132,181.36 : x
  2. Step 2: Convert to fraction form
    531,540.59/797,314.05 = 132,181.36/x
  3. Step 3: Cross multiply
    531,540.59x = 797,314.05 × 132,181.36
  4. Step 4: Simplify right side
    531,540.59x = 105,390,053,482.82
  5. Step 5: Solve for x
    x = 105,390,053,482.82/531,540.59
  6. Step 6: Final answer
    x = 198,272.83

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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.