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Finding the Fourth Proportional to 16,762.68, 25,114.86 and 8,957.52

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Solution

The fourth proportional to 16,762.68, 25,114.86 and 8,957.52 is: 13,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.68 : 25,114.86 = 8,957.52 : x
  2. Step 2: Convert to fraction form
    16,762.68/25,114.86 = 8,957.52/x
  3. Step 3: Cross multiply
    16,762.68x = 25,114.86 × 8,957.52
  4. Step 4: Simplify right side
    16,762.68x = 224,966,860.75
  5. Step 5: Solve for x
    x = 224,966,860.75/16,762.68
  6. Step 6: Final answer
    x = 13,420.70

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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.