Home / 89,340.56-123,291.68-49,058.45

Finding the Fourth Proportional to 89,340.56, 123,291.68 and 49,058.45

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Solution

The fourth proportional to 89,340.56, 123,291.68 and 49,058.45 is: 67,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,340.56 : 123,291.68 = 49,058.45 : x
  2. Step 2: Convert to fraction form
    89,340.56/123,291.68 = 49,058.45/x
  3. Step 3: Cross multiply
    89,340.56x = 123,291.68 × 49,058.45
  4. Step 4: Simplify right side
    89,340.56x = 6,048,498,718.70
  5. Step 5: Solve for x
    x = 6,048,498,718.70/89,340.56
  6. Step 6: Final answer
    x = 67,701.60

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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.