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Finding the Fourth Proportional to 80,403.88, 110,955.66 and 44,593.12

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Solution

The fourth proportional to 80,403.88, 110,955.66 and 44,593.12 is: 61,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,403.88 : 110,955.66 = 44,593.12 : x
  2. Step 2: Convert to fraction form
    80,403.88/110,955.66 = 44,593.12/x
  3. Step 3: Cross multiply
    80,403.88x = 110,955.66 × 44,593.12
  4. Step 4: Simplify right side
    80,403.88x = 4,947,859,061.06
  5. Step 5: Solve for x
    x = 4,947,859,061.06/80,403.88
  6. Step 6: Final answer
    x = 61,537.57

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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.