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Finding the Fourth Proportional to 62,401.96, 86,102.76 and 35,543.88

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Solution

The fourth proportional to 62,401.96, 86,102.76 and 35,543.88 is: 49,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,401.96 : 86,102.76 = 35,543.88 : x
  2. Step 2: Convert to fraction form
    62,401.96/86,102.76 = 35,543.88/x
  3. Step 3: Cross multiply
    62,401.96x = 86,102.76 × 35,543.88
  4. Step 4: Simplify right side
    62,401.96x = 3,060,426,169.11
  5. Step 5: Solve for x
    x = 3,060,426,169.11/62,401.96
  6. Step 6: Final answer
    x = 49,043.75

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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.