Home / 141,273.16-194,960.52-77,616.88

Finding the Fourth Proportional to 141,273.16, 194,960.52 and 77,616.88

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Solution

The fourth proportional to 141,273.16, 194,960.52 and 77,616.88 is: 107,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,273.16 : 194,960.52 = 77,616.88 : x
  2. Step 2: Convert to fraction form
    141,273.16/194,960.52 = 77,616.88/x
  3. Step 3: Cross multiply
    141,273.16x = 194,960.52 × 77,616.88
  4. Step 4: Simplify right side
    141,273.16x = 15,132,227,285.58
  5. Step 5: Solve for x
    x = 15,132,227,285.58/141,273.16
  6. Step 6: Final answer
    x = 107,113.25

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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.