Home / 185,517.88-256,014.76-104,943.72

Finding the Fourth Proportional to 185,517.88, 256,014.76 and 104,943.72

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Solution

The fourth proportional to 185,517.88, 256,014.76 and 104,943.72 is: 144,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,517.88 : 256,014.76 = 104,943.72 : x
  2. Step 2: Convert to fraction form
    185,517.88/256,014.76 = 104,943.72/x
  3. Step 3: Cross multiply
    185,517.88x = 256,014.76 × 104,943.72
  4. Step 4: Simplify right side
    185,517.88x = 26,867,141,289.31
  5. Step 5: Solve for x
    x = 26,867,141,289.31/185,517.88
  6. Step 6: Final answer
    x = 144,822.38

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1.5x scale

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.