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Finding the Fourth Proportional to 114,189.52, 157,585.80 and 63,888.88

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Solution

The fourth proportional to 114,189.52, 157,585.80 and 63,888.88 is: 88,169.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,189.52 : 157,585.80 = 63,888.88 : x
  2. Step 2: Convert to fraction form
    114,189.52/157,585.80 = 63,888.88/x
  3. Step 3: Cross multiply
    114,189.52x = 157,585.80 × 63,888.88
  4. Step 4: Simplify right side
    114,189.52x = 10,067,980,265.90
  5. Step 5: Solve for x
    x = 10,067,980,265.90/114,189.52
  6. Step 6: Final answer
    x = 88,169.04

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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.