Home / 57,708.20-86,627.10-44,618.60

Finding the Fourth Proportional to 57,708.20, 86,627.10 and 44,618.60

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Solution

The fourth proportional to 57,708.20, 86,627.10 and 44,618.60 is: 66,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708.20 : 86,627.10 = 44,618.60 : x
  2. Step 2: Convert to fraction form
    57,708.20/86,627.10 = 44,618.60/x
  3. Step 3: Cross multiply
    57,708.20x = 86,627.10 × 44,618.60
  4. Step 4: Simplify right side
    57,708.20x = 3,865,179,924.06
  5. Step 5: Solve for x
    x = 3,865,179,924.06/57,708.20
  6. Step 6: Final answer
    x = 66,978.00

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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.