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Finding the Fourth Proportional to 32,312.57, 48,468.87 and 10,127.68

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Solution

The fourth proportional to 32,312.57, 48,468.87 and 10,127.68 is: 15,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,312.57 : 48,468.87 = 10,127.68 : x
  2. Step 2: Convert to fraction form
    32,312.57/48,468.87 = 10,127.68/x
  3. Step 3: Cross multiply
    32,312.57x = 48,468.87 × 10,127.68
  4. Step 4: Simplify right side
    32,312.57x = 490,876,962.98
  5. Step 5: Solve for x
    x = 490,876,962.98/32,312.57
  6. Step 6: Final answer
    x = 15,191.52

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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.