Home / 170,391.76-235,142.19-93,913.57

Finding the Fourth Proportional to 170,391.76, 235,142.19 and 93,913.57

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Solution

The fourth proportional to 170,391.76, 235,142.19 and 93,913.57 is: 129,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,391.76 : 235,142.19 = 93,913.57 : x
  2. Step 2: Convert to fraction form
    170,391.76/235,142.19 = 93,913.57/x
  3. Step 3: Cross multiply
    170,391.76x = 235,142.19 × 93,913.57
  4. Step 4: Simplify right side
    170,391.76x = 22,083,042,520.52
  5. Step 5: Solve for x
    x = 22,083,042,520.52/170,391.76
  6. Step 6: Final answer
    x = 129,601.59

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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.