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Finding the Fourth Proportional to 58,863.78, 88,294.86 and 14,490.90

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Solution

The fourth proportional to 58,863.78, 88,294.86 and 14,490.90 is: 21,736.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,863.78 : 88,294.86 = 14,490.90 : x
  2. Step 2: Convert to fraction form
    58,863.78/88,294.86 = 14,490.90/x
  3. Step 3: Cross multiply
    58,863.78x = 88,294.86 × 14,490.90
  4. Step 4: Simplify right side
    58,863.78x = 1,279,471,986.77
  5. Step 5: Solve for x
    x = 1,279,471,986.77/58,863.78
  6. Step 6: Final answer
    x = 21,736.15

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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.