Home / 204,561.78-282,292.98-113,915.76

Finding the Fourth Proportional to 204,561.78, 282,292.98 and 113,915.76

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Solution

The fourth proportional to 204,561.78, 282,292.98 and 113,915.76 is: 157,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,561.78 : 282,292.98 = 113,915.76 : x
  2. Step 2: Convert to fraction form
    204,561.78/282,292.98 = 113,915.76/x
  3. Step 3: Cross multiply
    204,561.78x = 282,292.98 × 113,915.76
  4. Step 4: Simplify right side
    204,561.78x = 32,157,619,359.36
  5. Step 5: Solve for x
    x = 32,157,619,359.36/204,561.78
  6. Step 6: Final answer
    x = 157,202.48

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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.