Home / 98,029.10-147,092.30-38,863.46

Finding the Fourth Proportional to 98,029.10, 147,092.30 and 38,863.46

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Solution

The fourth proportional to 98,029.10, 147,092.30 and 38,863.46 is: 58,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,029.10 : 147,092.30 = 38,863.46 : x
  2. Step 2: Convert to fraction form
    98,029.10/147,092.30 = 38,863.46/x
  3. Step 3: Cross multiply
    98,029.10x = 147,092.30 × 38,863.46
  4. Step 4: Simplify right side
    98,029.10x = 5,716,515,717.36
  5. Step 5: Solve for x
    x = 5,716,515,717.36/98,029.10
  6. Step 6: Final answer
    x = 58,314.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.