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Finding the Fourth Proportional to 69,873.75, 96,427.51 and 38,044.39

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Solution

The fourth proportional to 69,873.75, 96,427.51 and 38,044.39 is: 52,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,873.75 : 96,427.51 = 38,044.39 : x
  2. Step 2: Convert to fraction form
    69,873.75/96,427.51 = 38,044.39/x
  3. Step 3: Cross multiply
    69,873.75x = 96,427.51 × 38,044.39
  4. Step 4: Simplify right side
    69,873.75x = 3,668,525,797.17
  5. Step 5: Solve for x
    x = 3,668,525,797.17/69,873.75
  6. Step 6: Final answer
    x = 52,502.20

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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.