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Finding the Fourth Proportional to 187,092.16, 280,640.64 and 62,433.16

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Solution

The fourth proportional to 187,092.16, 280,640.64 and 62,433.16 is: 93,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,092.16 : 280,640.64 = 62,433.16 : x
  2. Step 2: Convert to fraction form
    187,092.16/280,640.64 = 62,433.16/x
  3. Step 3: Cross multiply
    187,092.16x = 280,640.64 × 62,433.16
  4. Step 4: Simplify right side
    187,092.16x = 17,521,281,979.62
  5. Step 5: Solve for x
    x = 17,521,281,979.62/187,092.16
  6. Step 6: Final answer
    x = 93,650.54

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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.