Home / 89,508.74-123,519.45-49,222.46

Finding the Fourth Proportional to 89,508.74, 123,519.45 and 49,222.46

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Solution

The fourth proportional to 89,508.74, 123,519.45 and 49,222.46 is: 67,925.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,508.74 : 123,519.45 = 49,222.46 : x
  2. Step 2: Convert to fraction form
    89,508.74/123,519.45 = 49,222.46/x
  3. Step 3: Cross multiply
    89,508.74x = 123,519.45 × 49,222.46
  4. Step 4: Simplify right side
    89,508.74x = 6,079,931,186.85
  5. Step 5: Solve for x
    x = 6,079,931,186.85/89,508.74
  6. Step 6: Final answer
    x = 67,925.56

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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.