Home / 69,044.12-95,278.74-38,830.76

Finding the Fourth Proportional to 69,044.12, 95,278.74 and 38,830.76

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Solution

The fourth proportional to 69,044.12, 95,278.74 and 38,830.76 is: 53,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,044.12 : 95,278.74 = 38,830.76 : x
  2. Step 2: Convert to fraction form
    69,044.12/95,278.74 = 38,830.76/x
  3. Step 3: Cross multiply
    69,044.12x = 95,278.74 × 38,830.76
  4. Step 4: Simplify right side
    69,044.12x = 3,699,745,886.04
  5. Step 5: Solve for x
    x = 3,699,745,886.04/69,044.12
  6. Step 6: Final answer
    x = 53,585.24

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Half scale
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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.