Home / 106,402.29-146,833.20-58,004.73

Finding the Fourth Proportional to 106,402.29, 146,833.20 and 58,004.73

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Solution

The fourth proportional to 106,402.29, 146,833.20 and 58,004.73 is: 80,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,402.29 : 146,833.20 = 58,004.73 : x
  2. Step 2: Convert to fraction form
    106,402.29/146,833.20 = 58,004.73/x
  3. Step 3: Cross multiply
    106,402.29x = 146,833.20 × 58,004.73
  4. Step 4: Simplify right side
    106,402.29x = 8,517,020,121.04
  5. Step 5: Solve for x
    x = 8,517,020,121.04/106,402.29
  6. Step 6: Final answer
    x = 80,045.46

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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.