Home / 68,973.40-95,176.20-38,753.92

Finding the Fourth Proportional to 68,973.40, 95,176.20 and 38,753.92

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Solution

The fourth proportional to 68,973.40, 95,176.20 and 38,753.92 is: 53,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,973.40 : 95,176.20 = 38,753.92 : x
  2. Step 2: Convert to fraction form
    68,973.40/95,176.20 = 38,753.92/x
  3. Step 3: Cross multiply
    68,973.40x = 95,176.20 × 38,753.92
  4. Step 4: Simplify right side
    68,973.40x = 3,688,450,840.70
  5. Step 5: Solve for x
    x = 3,688,450,840.70/68,973.40
  6. Step 6: Final answer
    x = 53,476.42

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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.