Home / 81,902.28-113,024.77-46,092.90

Finding the Fourth Proportional to 81,902.28, 113,024.77 and 46,092.90

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Solution

The fourth proportional to 81,902.28, 113,024.77 and 46,092.90 is: 63,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,902.28 : 113,024.77 = 46,092.90 : x
  2. Step 2: Convert to fraction form
    81,902.28/113,024.77 = 46,092.90/x
  3. Step 3: Cross multiply
    81,902.28x = 113,024.77 × 46,092.90
  4. Step 4: Simplify right side
    81,902.28x = 5,209,639,421.13
  5. Step 5: Solve for x
    x = 5,209,639,421.13/81,902.28
  6. Step 6: Final answer
    x = 63,607.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.