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Finding the Fourth Proportional to 32,737.28, 45,177 and 18,590

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Solution

The fourth proportional to 32,737.28, 45,177 and 18,590 is: 25,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,737.28 : 45,177 = 18,590 : x
  2. Step 2: Convert to fraction form
    32,737.28/45,177 = 18,590/x
  3. Step 3: Cross multiply
    32,737.28x = 45,177 × 18,590
  4. Step 4: Simplify right side
    32,737.28x = 839,840,430
  5. Step 5: Solve for x
    x = 839,840,430/32,737.28
  6. Step 6: Final answer
    x = 25,653.95

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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.