Home / 146,983.38-202,831.18-86,556.57

Finding the Fourth Proportional to 146,983.38, 202,831.18 and 86,556.57

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Solution

The fourth proportional to 146,983.38, 202,831.18 and 86,556.57 is: 119,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983.38 : 202,831.18 = 86,556.57 : x
  2. Step 2: Convert to fraction form
    146,983.38/202,831.18 = 86,556.57/x
  3. Step 3: Cross multiply
    146,983.38x = 202,831.18 × 86,556.57
  4. Step 4: Simplify right side
    146,983.38x = 17,556,371,229.85
  5. Step 5: Solve for x
    x = 17,556,371,229.85/146,983.38
  6. Step 6: Final answer
    x = 119,444.60

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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.