Home / 106,925.52-147,590.08-61,633.78

Finding the Fourth Proportional to 106,925.52, 147,590.08 and 61,633.78

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Solution

The fourth proportional to 106,925.52, 147,590.08 and 61,633.78 is: 85,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,925.52 : 147,590.08 = 61,633.78 : x
  2. Step 2: Convert to fraction form
    106,925.52/147,590.08 = 61,633.78/x
  3. Step 3: Cross multiply
    106,925.52x = 147,590.08 × 61,633.78
  4. Step 4: Simplify right side
    106,925.52x = 9,096,534,344.53
  5. Step 5: Solve for x
    x = 9,096,534,344.53/106,925.52
  6. Step 6: Final answer
    x = 85,073.56

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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.