Home / 185,545.52-256,076.92-103,904.85

Finding the Fourth Proportional to 185,545.52, 256,076.92 and 103,904.85

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Solution

The fourth proportional to 185,545.52, 256,076.92 and 103,904.85 is: 143,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,545.52 : 256,076.92 = 103,904.85 : x
  2. Step 2: Convert to fraction form
    185,545.52/256,076.92 = 103,904.85/x
  3. Step 3: Cross multiply
    185,545.52x = 256,076.92 × 103,904.85
  4. Step 4: Simplify right side
    185,545.52x = 26,607,633,961.06
  5. Step 5: Solve for x
    x = 26,607,633,961.06/185,545.52
  6. Step 6: Final answer
    x = 143,402.19

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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.