Home / 147,954.27-221,987.27-88,831.15

Finding the Fourth Proportional to 147,954.27, 221,987.27 and 88,831.15

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Solution

The fourth proportional to 147,954.27, 221,987.27 and 88,831.15 is: 133,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,954.27 : 221,987.27 = 88,831.15 : x
  2. Step 2: Convert to fraction form
    147,954.27/221,987.27 = 88,831.15/x
  3. Step 3: Cross multiply
    147,954.27x = 221,987.27 × 88,831.15
  4. Step 4: Simplify right side
    147,954.27x = 19,719,384,479.46
  5. Step 5: Solve for x
    x = 19,719,384,479.46/147,954.27
  6. Step 6: Final answer
    x = 133,280.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.