Home / 110,961.25-153,126.53-60,660.25

Finding the Fourth Proportional to 110,961.25, 153,126.53 and 60,660.25

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Solution

The fourth proportional to 110,961.25, 153,126.53 and 60,660.25 is: 83,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,961.25 : 153,126.53 = 60,660.25 : x
  2. Step 2: Convert to fraction form
    110,961.25/153,126.53 = 60,660.25/x
  3. Step 3: Cross multiply
    110,961.25x = 153,126.53 × 60,660.25
  4. Step 4: Simplify right side
    110,961.25x = 9,288,693,591.43
  5. Step 5: Solve for x
    x = 9,288,693,591.43/110,961.25
  6. Step 6: Final answer
    x = 83,711.15

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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.