Home / 68,925.38-95,115.86-38,710.76

Finding the Fourth Proportional to 68,925.38, 95,115.86 and 38,710.76

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Solution

The fourth proportional to 68,925.38, 95,115.86 and 38,710.76 is: 53,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,925.38 : 95,115.86 = 38,710.76 : x
  2. Step 2: Convert to fraction form
    68,925.38/95,115.86 = 38,710.76/x
  3. Step 3: Cross multiply
    68,925.38x = 95,115.86 × 38,710.76
  4. Step 4: Simplify right side
    68,925.38x = 3,682,007,228.65
  5. Step 5: Solve for x
    x = 3,682,007,228.65/68,925.38
  6. Step 6: Final answer
    x = 53,420.19

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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.