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Finding the Fourth Proportional to 63,941.99, 88,240.52 and 38,449.13

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Solution

The fourth proportional to 63,941.99, 88,240.52 and 38,449.13 is: 53,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,941.99 : 88,240.52 = 38,449.13 : x
  2. Step 2: Convert to fraction form
    63,941.99/88,240.52 = 38,449.13/x
  3. Step 3: Cross multiply
    63,941.99x = 88,240.52 × 38,449.13
  4. Step 4: Simplify right side
    63,941.99x = 3,392,770,879.67
  5. Step 5: Solve for x
    x = 3,392,770,879.67/63,941.99
  6. Step 6: Final answer
    x = 53,060.14

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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.