Home / 70,691.60-97,551.94-38,860.27

Finding the Fourth Proportional to 70,691.60, 97,551.94 and 38,860.27

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Solution

The fourth proportional to 70,691.60, 97,551.94 and 38,860.27 is: 53,625.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,691.60 : 97,551.94 = 38,860.27 : x
  2. Step 2: Convert to fraction form
    70,691.60/97,551.94 = 38,860.27/x
  3. Step 3: Cross multiply
    70,691.60x = 97,551.94 × 38,860.27
  4. Step 4: Simplify right side
    70,691.60x = 3,790,894,727.42
  5. Step 5: Solve for x
    x = 3,790,894,727.42/70,691.60
  6. Step 6: Final answer
    x = 53,625.82

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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.