Home / 106,791.42-147,366.24-59,041.92

Finding the Fourth Proportional to 106,791.42, 147,366.24 and 59,041.92

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Solution

The fourth proportional to 106,791.42, 147,366.24 and 59,041.92 is: 81,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,791.42 : 147,366.24 = 59,041.92 : x
  2. Step 2: Convert to fraction form
    106,791.42/147,366.24 = 59,041.92/x
  3. Step 3: Cross multiply
    106,791.42x = 147,366.24 × 59,041.92
  4. Step 4: Simplify right side
    106,791.42x = 8,700,785,752.78
  5. Step 5: Solve for x
    x = 8,700,785,752.78/106,791.42
  6. Step 6: Final answer
    x = 81,474.58

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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.