Home / 74,534.87-111,849.45-67,529.02

Finding the Fourth Proportional to 74,534.87, 111,849.45 and 67,529.02

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Solution

The fourth proportional to 74,534.87, 111,849.45 and 67,529.02 is: 101,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,534.87 : 111,849.45 = 67,529.02 : x
  2. Step 2: Convert to fraction form
    74,534.87/111,849.45 = 67,529.02/x
  3. Step 3: Cross multiply
    74,534.87x = 111,849.45 × 67,529.02
  4. Step 4: Simplify right side
    74,534.87x = 7,553,083,746.04
  5. Step 5: Solve for x
    x = 7,553,083,746.04/74,534.87
  6. Step 6: Final answer
    x = 101,336.24

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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.