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Finding the Fourth Proportional to 114,503.63, 158,033.92 and 63,532.76

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Solution

The fourth proportional to 114,503.63, 158,033.92 and 63,532.76 is: 87,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,503.63 : 158,033.92 = 63,532.76 : x
  2. Step 2: Convert to fraction form
    114,503.63/158,033.92 = 63,532.76/x
  3. Step 3: Cross multiply
    114,503.63x = 158,033.92 × 63,532.76
  4. Step 4: Simplify right side
    114,503.63x = 10,040,331,347.47
  5. Step 5: Solve for x
    x = 10,040,331,347.47/114,503.63
  6. Step 6: Final answer
    x = 87,685.70

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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.