Home / 89,549.39-123,574.27-49,260.60

Finding the Fourth Proportional to 89,549.39, 123,574.27 and 49,260.60

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Solution

The fourth proportional to 89,549.39, 123,574.27 and 49,260.60 is: 67,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,549.39 : 123,574.27 = 49,260.60 : x
  2. Step 2: Convert to fraction form
    89,549.39/123,574.27 = 49,260.60/x
  3. Step 3: Cross multiply
    89,549.39x = 123,574.27 × 49,260.60
  4. Step 4: Simplify right side
    89,549.39x = 6,087,342,438.46
  5. Step 5: Solve for x
    x = 6,087,342,438.46/89,549.39
  6. Step 6: Final answer
    x = 67,977.48

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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.