Home / 89,874.85-124,031.05-49,591.22

Finding the Fourth Proportional to 89,874.85, 124,031.05 and 49,591.22

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Solution

The fourth proportional to 89,874.85, 124,031.05 and 49,591.22 is: 68,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,874.85 : 124,031.05 = 49,591.22 : x
  2. Step 2: Convert to fraction form
    89,874.85/124,031.05 = 49,591.22/x
  3. Step 3: Cross multiply
    89,874.85x = 124,031.05 × 49,591.22
  4. Step 4: Simplify right side
    89,874.85x = 6,150,851,087.38
  5. Step 5: Solve for x
    x = 6,150,851,087.38/89,874.85
  6. Step 6: Final answer
    x = 68,437.96

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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.