Home / 251,831.76-377,609.52-99,874.92

Finding the Fourth Proportional to 251,831.76, 377,609.52 and 99,874.92

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Solution

The fourth proportional to 251,831.76, 377,609.52 and 99,874.92 is: 149,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,831.76 : 377,609.52 = 99,874.92 : x
  2. Step 2: Convert to fraction form
    251,831.76/377,609.52 = 99,874.92/x
  3. Step 3: Cross multiply
    251,831.76x = 377,609.52 × 99,874.92
  4. Step 4: Simplify right side
    251,831.76x = 37,713,720,601.24
  5. Step 5: Solve for x
    x = 37,713,720,601.24/251,831.76
  6. Step 6: Final answer
    x = 149,757.60

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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.