Home / 74,331.92-111,529.14-46,275.46

Finding the Fourth Proportional to 74,331.92, 111,529.14 and 46,275.46

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Solution

The fourth proportional to 74,331.92, 111,529.14 and 46,275.46 is: 69,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,331.92 : 111,529.14 = 46,275.46 : x
  2. Step 2: Convert to fraction form
    74,331.92/111,529.14 = 46,275.46/x
  3. Step 3: Cross multiply
    74,331.92x = 111,529.14 × 46,275.46
  4. Step 4: Simplify right side
    74,331.92x = 5,161,062,256.90
  5. Step 5: Solve for x
    x = 5,161,062,256.90/74,331.92
  6. Step 6: Final answer
    x = 69,432.65

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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.