Home / 98,392.19-147,398.03-82,407.44

Finding the Fourth Proportional to 98,392.19, 147,398.03 and 82,407.44

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Solution

The fourth proportional to 98,392.19, 147,398.03 and 82,407.44 is: 123,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,392.19 : 147,398.03 = 82,407.44 : x
  2. Step 2: Convert to fraction form
    98,392.19/147,398.03 = 82,407.44/x
  3. Step 3: Cross multiply
    98,392.19x = 147,398.03 × 82,407.44
  4. Step 4: Simplify right side
    98,392.19x = 12,146,693,164.32
  5. Step 5: Solve for x
    x = 12,146,693,164.32/98,392.19
  6. Step 6: Final answer
    x = 123,451.81

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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.