Home / 106,614.11-147,126.51-58,866.42

Finding the Fourth Proportional to 106,614.11, 147,126.51 and 58,866.42

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Solution

The fourth proportional to 106,614.11, 147,126.51 and 58,866.42 is: 81,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,614.11 : 147,126.51 = 58,866.42 : x
  2. Step 2: Convert to fraction form
    106,614.11/147,126.51 = 58,866.42/x
  3. Step 3: Cross multiply
    106,614.11x = 147,126.51 × 58,866.42
  4. Step 4: Simplify right side
    106,614.11x = 8,660,810,930.79
  5. Step 5: Solve for x
    x = 8,660,810,930.79/106,614.11
  6. Step 6: Final answer
    x = 81,235.13

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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.