Home / 141,366.56-194,975.25-87,621.17

Finding the Fourth Proportional to 141,366.56, 194,975.25 and 87,621.17

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Solution

The fourth proportional to 141,366.56, 194,975.25 and 87,621.17 is: 120,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,366.56 : 194,975.25 = 87,621.17 : x
  2. Step 2: Convert to fraction form
    141,366.56/194,975.25 = 87,621.17/x
  3. Step 3: Cross multiply
    141,366.56x = 194,975.25 × 87,621.17
  4. Step 4: Simplify right side
    141,366.56x = 17,083,959,526.04
  5. Step 5: Solve for x
    x = 17,083,959,526.04/141,366.56
  6. Step 6: Final answer
    x = 120,848.66

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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.