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Finding the Fourth Proportional to 58,115.80, 87,108.90 and 24,830.20

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Solution

The fourth proportional to 58,115.80, 87,108.90 and 24,830.20 is: 37,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,115.80 : 87,108.90 = 24,830.20 : x
  2. Step 2: Convert to fraction form
    58,115.80/87,108.90 = 24,830.20/x
  3. Step 3: Cross multiply
    58,115.80x = 87,108.90 × 24,830.20
  4. Step 4: Simplify right side
    58,115.80x = 2,162,931,408.78
  5. Step 5: Solve for x
    x = 2,162,931,408.78/58,115.80
  6. Step 6: Final answer
    x = 37,217.61

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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.