Home / 90,466.76-124,846.13-50,179.21

Finding the Fourth Proportional to 90,466.76, 124,846.13 and 50,179.21

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Solution

The fourth proportional to 90,466.76, 124,846.13 and 50,179.21 is: 69,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,466.76 : 124,846.13 = 50,179.21 : x
  2. Step 2: Convert to fraction form
    90,466.76/124,846.13 = 50,179.21/x
  3. Step 3: Cross multiply
    90,466.76x = 124,846.13 × 50,179.21
  4. Step 4: Simplify right side
    90,466.76x = 6,264,680,174.96
  5. Step 5: Solve for x
    x = 6,264,680,174.96/90,466.76
  6. Step 6: Final answer
    x = 69,248.42

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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.