Home / 89,877.66-124,031.84-49,592.91

Finding the Fourth Proportional to 89,877.66, 124,031.84 and 49,592.91

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Solution

The fourth proportional to 89,877.66, 124,031.84 and 49,592.91 is: 68,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,877.66 : 124,031.84 = 49,592.91 : x
  2. Step 2: Convert to fraction form
    89,877.66/124,031.84 = 49,592.91/x
  3. Step 3: Cross multiply
    89,877.66x = 124,031.84 × 49,592.91
  4. Step 4: Simplify right side
    89,877.66x = 6,151,099,878.25
  5. Step 5: Solve for x
    x = 6,151,099,878.25/89,877.66
  6. Step 6: Final answer
    x = 68,438.59

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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.