Home / 89,348.56-123,303.36-49,064.92

Finding the Fourth Proportional to 89,348.56, 123,303.36 and 49,064.92

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Solution

The fourth proportional to 89,348.56, 123,303.36 and 49,064.92 is: 67,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,348.56 : 123,303.36 = 49,064.92 : x
  2. Step 2: Convert to fraction form
    89,348.56/123,303.36 = 49,064.92/x
  3. Step 3: Cross multiply
    89,348.56x = 123,303.36 × 49,064.92
  4. Step 4: Simplify right side
    89,348.56x = 6,049,869,494.13
  5. Step 5: Solve for x
    x = 6,049,869,494.13/89,348.56
  6. Step 6: Final answer
    x = 67,710.88

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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.