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Finding the Fourth Proportional to 16,322.50, 22,529.86 and 10,658.13

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Solution

The fourth proportional to 16,322.50, 22,529.86 and 10,658.13 is: 14,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,322.50 : 22,529.86 = 10,658.13 : x
  2. Step 2: Convert to fraction form
    16,322.50/22,529.86 = 10,658.13/x
  3. Step 3: Cross multiply
    16,322.50x = 22,529.86 × 10,658.13
  4. Step 4: Simplify right side
    16,322.50x = 240,126,176.76
  5. Step 5: Solve for x
    x = 240,126,176.76/16,322.50
  6. Step 6: Final answer
    x = 14,711.36

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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.