Home / 531,583.11-797,377.77-132,223.95

Finding the Fourth Proportional to 531,583.11, 797,377.77 and 132,223.95

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Solution

The fourth proportional to 531,583.11, 797,377.77 and 132,223.95 is: 198,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,583.11 : 797,377.77 = 132,223.95 : x
  2. Step 2: Convert to fraction form
    531,583.11/797,377.77 = 132,223.95/x
  3. Step 3: Cross multiply
    531,583.11x = 797,377.77 × 132,223.95
  4. Step 4: Simplify right side
    531,583.11x = 105,432,438,391.59
  5. Step 5: Solve for x
    x = 105,432,438,391.59/531,583.11
  6. Step 6: Final answer
    x = 198,336.70

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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.