Home / 185,540.71-256,038.33-104,969.61

Finding the Fourth Proportional to 185,540.71, 256,038.33 and 104,969.61

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Solution

The fourth proportional to 185,540.71, 256,038.33 and 104,969.61 is: 144,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,540.71 : 256,038.33 = 104,969.61 : x
  2. Step 2: Convert to fraction form
    185,540.71/256,038.33 = 104,969.61/x
  3. Step 3: Cross multiply
    185,540.71x = 256,038.33 × 104,969.61
  4. Step 4: Simplify right side
    185,540.71x = 26,876,243,645.15
  5. Step 5: Solve for x
    x = 26,876,243,645.15/185,540.71
  6. Step 6: Final answer
    x = 144,853.62

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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.