Home / 106,022.52-146,314.13-58,278.92

Finding the Fourth Proportional to 106,022.52, 146,314.13 and 58,278.92

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Solution

The fourth proportional to 106,022.52, 146,314.13 and 58,278.92 is: 80,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,022.52 : 146,314.13 = 58,278.92 : x
  2. Step 2: Convert to fraction form
    106,022.52/146,314.13 = 58,278.92/x
  3. Step 3: Cross multiply
    106,022.52x = 146,314.13 × 58,278.92
  4. Step 4: Simplify right side
    106,022.52x = 8,527,028,454.17
  5. Step 5: Solve for x
    x = 8,527,028,454.17/106,022.52
  6. Step 6: Final answer
    x = 80,426.58

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1.5x scale

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.