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Finding the Fourth Proportional to 187,082.89, 280,626.77 and 62,423.89

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Solution

The fourth proportional to 187,082.89, 280,626.77 and 62,423.89 is: 93,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,082.89 : 280,626.77 = 62,423.89 : x
  2. Step 2: Convert to fraction form
    187,082.89/280,626.77 = 62,423.89/x
  3. Step 3: Cross multiply
    187,082.89x = 280,626.77 × 62,423.89
  4. Step 4: Simplify right side
    187,082.89x = 17,517,814,309.42
  5. Step 5: Solve for x
    x = 17,517,814,309.42/187,082.89
  6. Step 6: Final answer
    x = 93,636.65

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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.