Home / 98,754.28-136,283.94-54,043.24

Finding the Fourth Proportional to 98,754.28, 136,283.94 and 54,043.24

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Solution

The fourth proportional to 98,754.28, 136,283.94 and 54,043.24 is: 74,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,754.28 : 136,283.94 = 54,043.24 : x
  2. Step 2: Convert to fraction form
    98,754.28/136,283.94 = 54,043.24/x
  3. Step 3: Cross multiply
    98,754.28x = 136,283.94 × 54,043.24
  4. Step 4: Simplify right side
    98,754.28x = 7,365,225,677.57
  5. Step 5: Solve for x
    x = 7,365,225,677.57/98,754.28
  6. Step 6: Final answer
    x = 74,581.33

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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.