Home / 90,615.56-125,050.26-52,882.44

Finding the Fourth Proportional to 90,615.56, 125,050.26 and 52,882.44

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Solution

The fourth proportional to 90,615.56, 125,050.26 and 52,882.44 is: 72,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,615.56 : 125,050.26 = 52,882.44 : x
  2. Step 2: Convert to fraction form
    90,615.56/125,050.26 = 52,882.44/x
  3. Step 3: Cross multiply
    90,615.56x = 125,050.26 × 52,882.44
  4. Step 4: Simplify right side
    90,615.56x = 6,612,962,871.43
  5. Step 5: Solve for x
    x = 6,612,962,871.43/90,615.56
  6. Step 6: Final answer
    x = 72,978.23

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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.