Home / 89,159.44-123,039.50-48,874.92

Finding the Fourth Proportional to 89,159.44, 123,039.50 and 48,874.92

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Solution

The fourth proportional to 89,159.44, 123,039.50 and 48,874.92 is: 67,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,159.44 : 123,039.50 = 48,874.92 : x
  2. Step 2: Convert to fraction form
    89,159.44/123,039.50 = 48,874.92/x
  3. Step 3: Cross multiply
    89,159.44x = 123,039.50 × 48,874.92
  4. Step 4: Simplify right side
    89,159.44x = 6,013,545,719.34
  5. Step 5: Solve for x
    x = 6,013,545,719.34/89,159.44
  6. Step 6: Final answer
    x = 67,447.10

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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.