Home / 90,757.96-125,116.16-60,532.25

Finding the Fourth Proportional to 90,757.96, 125,116.16 and 60,532.25

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Solution

The fourth proportional to 90,757.96, 125,116.16 and 60,532.25 is: 83,447.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,757.96 : 125,116.16 = 60,532.25 : x
  2. Step 2: Convert to fraction form
    90,757.96/125,116.16 = 60,532.25/x
  3. Step 3: Cross multiply
    90,757.96x = 125,116.16 × 60,532.25
  4. Step 4: Simplify right side
    90,757.96x = 7,573,562,676.16
  5. Step 5: Solve for x
    x = 7,573,562,676.16/90,757.96
  6. Step 6: Final answer
    x = 83,447.92

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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.