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Finding the Fourth Proportional to 114,104.68, 157,452.34 and 63,109.30

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Solution

The fourth proportional to 114,104.68, 157,452.34 and 63,109.30 is: 87,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,104.68 : 157,452.34 = 63,109.30 : x
  2. Step 2: Convert to fraction form
    114,104.68/157,452.34 = 63,109.30/x
  3. Step 3: Cross multiply
    114,104.68x = 157,452.34 × 63,109.30
  4. Step 4: Simplify right side
    114,104.68x = 9,936,706,960.76
  5. Step 5: Solve for x
    x = 9,936,706,960.76/114,104.68
  6. Step 6: Final answer
    x = 87,084.13

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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.