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Finding the Fourth Proportional to 60,343.76, 90,488.91 and 32,257.01

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Solution

The fourth proportional to 60,343.76, 90,488.91 and 32,257.01 is: 48,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,343.76 : 90,488.91 = 32,257.01 : x
  2. Step 2: Convert to fraction form
    60,343.76/90,488.91 = 32,257.01/x
  3. Step 3: Cross multiply
    60,343.76x = 90,488.91 × 32,257.01
  4. Step 4: Simplify right side
    60,343.76x = 2,918,901,674.76
  5. Step 5: Solve for x
    x = 2,918,901,674.76/60,343.76
  6. Step 6: Final answer
    x = 48,371.23

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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.