Home / 89,872.26-124,022.88-49,586.34

Finding the Fourth Proportional to 89,872.26, 124,022.88 and 49,586.34

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Solution

The fourth proportional to 89,872.26, 124,022.88 and 49,586.34 is: 68,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,872.26 : 124,022.88 = 49,586.34 : x
  2. Step 2: Convert to fraction form
    89,872.26/124,022.88 = 49,586.34/x
  3. Step 3: Cross multiply
    89,872.26x = 124,022.88 × 49,586.34
  4. Step 4: Simplify right side
    89,872.26x = 6,149,840,695.46
  5. Step 5: Solve for x
    x = 6,149,840,695.46/89,872.26
  6. Step 6: Final answer
    x = 68,428.69

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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.