Home / 113,831.28-170,747.32-34,945.50

Finding the Fourth Proportional to 113,831.28, 170,747.32 and 34,945.50

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Solution

The fourth proportional to 113,831.28, 170,747.32 and 34,945.50 is: 52,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,831.28 : 170,747.32 = 34,945.50 : x
  2. Step 2: Convert to fraction form
    113,831.28/170,747.32 = 34,945.50/x
  3. Step 3: Cross multiply
    113,831.28x = 170,747.32 × 34,945.50
  4. Step 4: Simplify right side
    113,831.28x = 5,966,850,471.06
  5. Step 5: Solve for x
    x = 5,966,850,471.06/113,831.28
  6. Step 6: Final answer
    x = 52,418.37

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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.