Home / 106,686.90-147,226.82-58,937.13

Finding the Fourth Proportional to 106,686.90, 147,226.82 and 58,937.13

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Solution

The fourth proportional to 106,686.90, 147,226.82 and 58,937.13 is: 81,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,686.90 : 147,226.82 = 58,937.13 : x
  2. Step 2: Convert to fraction form
    106,686.90/147,226.82 = 58,937.13/x
  3. Step 3: Cross multiply
    106,686.90x = 147,226.82 × 58,937.13
  4. Step 4: Simplify right side
    106,686.90x = 8,677,125,935.14
  5. Step 5: Solve for x
    x = 8,677,125,935.14/106,686.90
  6. Step 6: Final answer
    x = 81,332.63

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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.