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Finding the Fourth Proportional to 62,591.76, 93,903.04 and 18,218.92

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Solution

The fourth proportional to 62,591.76, 93,903.04 and 18,218.92 is: 27,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,591.76 : 93,903.04 = 18,218.92 : x
  2. Step 2: Convert to fraction form
    62,591.76/93,903.04 = 18,218.92/x
  3. Step 3: Cross multiply
    62,591.76x = 93,903.04 × 18,218.92
  4. Step 4: Simplify right side
    62,591.76x = 1,710,811,973.52
  5. Step 5: Solve for x
    x = 1,710,811,973.52/62,591.76
  6. Step 6: Final answer
    x = 27,332.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.