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Finding the Fourth Proportional to 114,191.47, 157,582.92 and 63,204.30

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Solution

The fourth proportional to 114,191.47, 157,582.92 and 63,204.30 is: 87,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,191.47 : 157,582.92 = 63,204.30 : x
  2. Step 2: Convert to fraction form
    114,191.47/157,582.92 = 63,204.30/x
  3. Step 3: Cross multiply
    114,191.47x = 157,582.92 × 63,204.30
  4. Step 4: Simplify right side
    114,191.47x = 9,959,918,032.05
  5. Step 5: Solve for x
    x = 9,959,918,032.05/114,191.47
  6. Step 6: Final answer
    x = 87,221.21

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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.