Home / 185,916.85-256,565.25-101,033.92

Finding the Fourth Proportional to 185,916.85, 256,565.25 and 101,033.92

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Solution

The fourth proportional to 185,916.85, 256,565.25 and 101,033.92 is: 139,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,916.85 : 256,565.25 = 101,033.92 : x
  2. Step 2: Convert to fraction form
    185,916.85/256,565.25 = 101,033.92/x
  3. Step 3: Cross multiply
    185,916.85x = 256,565.25 × 101,033.92
  4. Step 4: Simplify right side
    185,916.85x = 25,921,792,943.28
  5. Step 5: Solve for x
    x = 25,921,792,943.28/185,916.85
  6. Step 6: Final answer
    x = 139,426.81

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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.