Home / 67,865.90-101,831.97-48,003.01

Finding the Fourth Proportional to 67,865.90, 101,831.97 and 48,003.01

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Solution

The fourth proportional to 67,865.90, 101,831.97 and 48,003.01 is: 72,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,865.90 : 101,831.97 = 48,003.01 : x
  2. Step 2: Convert to fraction form
    67,865.90/101,831.97 = 48,003.01/x
  3. Step 3: Cross multiply
    67,865.90x = 101,831.97 × 48,003.01
  4. Step 4: Simplify right side
    67,865.90x = 4,888,241,074.23
  5. Step 5: Solve for x
    x = 4,888,241,074.23/67,865.90
  6. Step 6: Final answer
    x = 72,027.94

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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.