Home / 89,260.20-123,262.38-57,484.44

Finding the Fourth Proportional to 89,260.20, 123,262.38 and 57,484.44

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Solution

The fourth proportional to 89,260.20, 123,262.38 and 57,484.44 is: 79,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,260.20 : 123,262.38 = 57,484.44 : x
  2. Step 2: Convert to fraction form
    89,260.20/123,262.38 = 57,484.44/x
  3. Step 3: Cross multiply
    89,260.20x = 123,262.38 × 57,484.44
  4. Step 4: Simplify right side
    89,260.20x = 7,085,668,887.37
  5. Step 5: Solve for x
    x = 7,085,668,887.37/89,260.20
  6. Step 6: Final answer
    x = 79,382.18

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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.