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Finding the Fourth Proportional to 114,059.43, 157,395.60 and 63,069.12

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Solution

The fourth proportional to 114,059.43, 157,395.60 and 63,069.12 is: 87,031.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,059.43 : 157,395.60 = 63,069.12 : x
  2. Step 2: Convert to fraction form
    114,059.43/157,395.60 = 63,069.12/x
  3. Step 3: Cross multiply
    114,059.43x = 157,395.60 × 63,069.12
  4. Step 4: Simplify right side
    114,059.43x = 9,926,801,983.87
  5. Step 5: Solve for x
    x = 9,926,801,983.87/114,059.43
  6. Step 6: Final answer
    x = 87,031.84

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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.