Home / 187,201.73-280,540.16-98,275.58

Finding the Fourth Proportional to 187,201.73, 280,540.16 and 98,275.58

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Solution

The fourth proportional to 187,201.73, 280,540.16 and 98,275.58 is: 147,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,201.73 : 280,540.16 = 98,275.58 : x
  2. Step 2: Convert to fraction form
    187,201.73/280,540.16 = 98,275.58/x
  3. Step 3: Cross multiply
    187,201.73x = 280,540.16 × 98,275.58
  4. Step 4: Simplify right side
    187,201.73x = 27,570,246,463.77
  5. Step 5: Solve for x
    x = 27,570,246,463.77/187,201.73
  6. Step 6: Final answer
    x = 147,275.59

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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.