Home / 87,831.84-131,751.41-25,502.34

Finding the Fourth Proportional to 87,831.84, 131,751.41 and 25,502.34

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Solution

The fourth proportional to 87,831.84, 131,751.41 and 25,502.34 is: 38,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,831.84 : 131,751.41 = 25,502.34 : x
  2. Step 2: Convert to fraction form
    87,831.84/131,751.41 = 25,502.34/x
  3. Step 3: Cross multiply
    87,831.84x = 131,751.41 × 25,502.34
  4. Step 4: Simplify right side
    87,831.84x = 3,359,969,763.31
  5. Step 5: Solve for x
    x = 3,359,969,763.31/87,831.84
  6. Step 6: Final answer
    x = 38,254.57

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1.5x scale

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.