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Finding the Fourth Proportional to 114,581.12, 158,123.16 and 63,594.80

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Solution

The fourth proportional to 114,581.12, 158,123.16 and 63,594.80 is: 87,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,581.12 : 158,123.16 = 63,594.80 : x
  2. Step 2: Convert to fraction form
    114,581.12/158,123.16 = 63,594.80/x
  3. Step 3: Cross multiply
    114,581.12x = 158,123.16 × 63,594.80
  4. Step 4: Simplify right side
    114,581.12x = 10,055,810,735.57
  5. Step 5: Solve for x
    x = 10,055,810,735.57/114,581.12
  6. Step 6: Final answer
    x = 87,761.50

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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.