Home / 57,552.78-86,336.46-15,999.78

Finding the Fourth Proportional to 57,552.78, 86,336.46 and 15,999.78

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Solution

The fourth proportional to 57,552.78, 86,336.46 and 15,999.78 is: 24,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,552.78 : 86,336.46 = 15,999.78 : x
  2. Step 2: Convert to fraction form
    57,552.78/86,336.46 = 15,999.78/x
  3. Step 3: Cross multiply
    57,552.78x = 86,336.46 × 15,999.78
  4. Step 4: Simplify right side
    57,552.78x = 1,381,364,365.98
  5. Step 5: Solve for x
    x = 1,381,364,365.98/57,552.78
  6. Step 6: Final answer
    x = 24,001.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.