Home / 98,753.28-136,282.56-54,042.24

Finding the Fourth Proportional to 98,753.28, 136,282.56 and 54,042.24

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Solution

The fourth proportional to 98,753.28, 136,282.56 and 54,042.24 is: 74,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,753.28 : 136,282.56 = 54,042.24 : x
  2. Step 2: Convert to fraction form
    98,753.28/136,282.56 = 54,042.24/x
  3. Step 3: Cross multiply
    98,753.28x = 136,282.56 × 54,042.24
  4. Step 4: Simplify right side
    98,753.28x = 7,365,014,815.33
  5. Step 5: Solve for x
    x = 7,365,014,815.33/98,753.28
  6. Step 6: Final answer
    x = 74,579.95

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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.