Home / 106,612.11-147,123.75-58,864.42

Finding the Fourth Proportional to 106,612.11, 147,123.75 and 58,864.42

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Solution

The fourth proportional to 106,612.11, 147,123.75 and 58,864.42 is: 81,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,612.11 : 147,123.75 = 58,864.42 : x
  2. Step 2: Convert to fraction form
    106,612.11/147,123.75 = 58,864.42/x
  3. Step 3: Cross multiply
    106,612.11x = 147,123.75 × 58,864.42
  4. Step 4: Simplify right side
    106,612.11x = 8,660,354,211.98
  5. Step 5: Solve for x
    x = 8,660,354,211.98/106,612.11
  6. Step 6: Final answer
    x = 81,232.37

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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.