Home / 74,998.20-103,504.14-56,102.52

Finding the Fourth Proportional to 74,998.20, 103,504.14 and 56,102.52

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Solution

The fourth proportional to 74,998.20, 103,504.14 and 56,102.52 is: 77,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,998.20 : 103,504.14 = 56,102.52 : x
  2. Step 2: Convert to fraction form
    74,998.20/103,504.14 = 56,102.52/x
  3. Step 3: Cross multiply
    74,998.20x = 103,504.14 × 56,102.52
  4. Step 4: Simplify right side
    74,998.20x = 5,806,843,084.43
  5. Step 5: Solve for x
    x = 5,806,843,084.43/74,998.20
  6. Step 6: Final answer
    x = 77,426.43

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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.