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Finding the Fourth Proportional to 114,074.52, 157,419.96 and 63,085.90

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Solution

The fourth proportional to 114,074.52, 157,419.96 and 63,085.90 is: 87,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,074.52 : 157,419.96 = 63,085.90 : x
  2. Step 2: Convert to fraction form
    114,074.52/157,419.96 = 63,085.90/x
  3. Step 3: Cross multiply
    114,074.52x = 157,419.96 × 63,085.90
  4. Step 4: Simplify right side
    114,074.52x = 9,930,979,854.56
  5. Step 5: Solve for x
    x = 9,930,979,854.56/114,074.52
  6. Step 6: Final answer
    x = 87,056.95

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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.