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Finding the Fourth Proportional to 16,373.70, 22,599.90 and 9,302.40

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Solution

The fourth proportional to 16,373.70, 22,599.90 and 9,302.40 is: 12,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,373.70 : 22,599.90 = 9,302.40 : x
  2. Step 2: Convert to fraction form
    16,373.70/22,599.90 = 9,302.40/x
  3. Step 3: Cross multiply
    16,373.70x = 22,599.90 × 9,302.40
  4. Step 4: Simplify right side
    16,373.70x = 210,233,309.76
  5. Step 5: Solve for x
    x = 210,233,309.76/16,373.70
  6. Step 6: Final answer
    x = 12,839.69

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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.