Home / 62,351.60-86,015.17-40,831.75

Finding the Fourth Proportional to 62,351.60, 86,015.17 and 40,831.75

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Solution

The fourth proportional to 62,351.60, 86,015.17 and 40,831.75 is: 56,328.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,351.60 : 86,015.17 = 40,831.75 : x
  2. Step 2: Convert to fraction form
    62,351.60/86,015.17 = 40,831.75/x
  3. Step 3: Cross multiply
    62,351.60x = 86,015.17 × 40,831.75
  4. Step 4: Simplify right side
    62,351.60x = 3,512,149,362.69
  5. Step 5: Solve for x
    x = 3,512,149,362.69/62,351.60
  6. Step 6: Final answer
    x = 56,328.14

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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.