Home / 89,710.02-123,799.25-49,422.85

Finding the Fourth Proportional to 89,710.02, 123,799.25 and 49,422.85

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Solution

The fourth proportional to 89,710.02, 123,799.25 and 49,422.85 is: 68,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,710.02 : 123,799.25 = 49,422.85 : x
  2. Step 2: Convert to fraction form
    89,710.02/123,799.25 = 49,422.85/x
  3. Step 3: Cross multiply
    89,710.02x = 123,799.25 × 49,422.85
  4. Step 4: Simplify right side
    89,710.02x = 6,118,511,576.92
  5. Step 5: Solve for x
    x = 6,118,511,576.92/89,710.02
  6. Step 6: Final answer
    x = 68,203.21

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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.