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Finding the Fourth Proportional to 69,693.60, 96,176.91 and 37,862.22

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Solution

The fourth proportional to 69,693.60, 96,176.91 and 37,862.22 is: 52,249.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,693.60 : 96,176.91 = 37,862.22 : x
  2. Step 2: Convert to fraction form
    69,693.60/96,176.91 = 37,862.22/x
  3. Step 3: Cross multiply
    69,693.60x = 96,176.91 × 37,862.22
  4. Step 4: Simplify right side
    69,693.60x = 3,641,470,844.46
  5. Step 5: Solve for x
    x = 3,641,470,844.46/69,693.60
  6. Step 6: Final answer
    x = 52,249.72

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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.