Home / 70,125.96-96,780.83-41,831.64

Finding the Fourth Proportional to 70,125.96, 96,780.83 and 41,831.64

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Solution

The fourth proportional to 70,125.96, 96,780.83 and 41,831.64 is: 57,731.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,125.96 : 96,780.83 = 41,831.64 : x
  2. Step 2: Convert to fraction form
    70,125.96/96,780.83 = 41,831.64/x
  3. Step 3: Cross multiply
    70,125.96x = 96,780.83 × 41,831.64
  4. Step 4: Simplify right side
    70,125.96x = 4,048,500,630.30
  5. Step 5: Solve for x
    x = 4,048,500,630.30/70,125.96
  6. Step 6: Final answer
    x = 57,731.84

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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.