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Finding the Fourth Proportional to 69,950.94, 96,531.97 and 38,119.83

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Solution

The fourth proportional to 69,950.94, 96,531.97 and 38,119.83 is: 52,605.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,950.94 : 96,531.97 = 38,119.83 : x
  2. Step 2: Convert to fraction form
    69,950.94/96,531.97 = 38,119.83/x
  3. Step 3: Cross multiply
    69,950.94x = 96,531.97 × 38,119.83
  4. Step 4: Simplify right side
    69,950.94x = 3,679,782,285.97
  5. Step 5: Solve for x
    x = 3,679,782,285.97/69,950.94
  6. Step 6: Final answer
    x = 52,605.19

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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.