Home / 131,323.92-196,986.60-37,831.92

Finding the Fourth Proportional to 131,323.92, 196,986.60 and 37,831.92

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Solution

The fourth proportional to 131,323.92, 196,986.60 and 37,831.92 is: 56,748.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,323.92 : 196,986.60 = 37,831.92 : x
  2. Step 2: Convert to fraction form
    131,323.92/196,986.60 = 37,831.92/x
  3. Step 3: Cross multiply
    131,323.92x = 196,986.60 × 37,831.92
  4. Step 4: Simplify right side
    131,323.92x = 7,452,381,292.27
  5. Step 5: Solve for x
    x = 7,452,381,292.27/131,323.92
  6. Step 6: Final answer
    x = 56,748.09

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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.