Home / 106,937.64-147,572.16-59,189.97

Finding the Fourth Proportional to 106,937.64, 147,572.16 and 59,189.97

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Solution

The fourth proportional to 106,937.64, 147,572.16 and 59,189.97 is: 81,681.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,937.64 : 147,572.16 = 59,189.97 : x
  2. Step 2: Convert to fraction form
    106,937.64/147,572.16 = 59,189.97/x
  3. Step 3: Cross multiply
    106,937.64x = 147,572.16 × 59,189.97
  4. Step 4: Simplify right side
    106,937.64x = 8,734,791,723.24
  5. Step 5: Solve for x
    x = 8,734,791,723.24/106,937.64
  6. Step 6: Final answer
    x = 81,681.17

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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.