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Finding the Fourth Proportional to 58,612.32, 87,819.12 and 41,887.44

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Solution

The fourth proportional to 58,612.32, 87,819.12 and 41,887.44 is: 62,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,612.32 : 87,819.12 = 41,887.44 : x
  2. Step 2: Convert to fraction form
    58,612.32/87,819.12 = 41,887.44/x
  3. Step 3: Cross multiply
    58,612.32x = 87,819.12 × 41,887.44
  4. Step 4: Simplify right side
    58,612.32x = 3,678,518,119.85
  5. Step 5: Solve for x
    x = 3,678,518,119.85/58,612.32
  6. Step 6: Final answer
    x = 62,760.15

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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.