Home / 89,213.03-123,107.85-48,925.91

Finding the Fourth Proportional to 89,213.03, 123,107.85 and 48,925.91

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Solution

The fourth proportional to 89,213.03, 123,107.85 and 48,925.91 is: 67,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,213.03 : 123,107.85 = 48,925.91 : x
  2. Step 2: Convert to fraction form
    89,213.03/123,107.85 = 48,925.91/x
  3. Step 3: Cross multiply
    89,213.03x = 123,107.85 × 48,925.91
  4. Step 4: Simplify right side
    89,213.03x = 6,023,162,729.22
  5. Step 5: Solve for x
    x = 6,023,162,729.22/89,213.03
  6. Step 6: Final answer
    x = 67,514.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.