Home / 105,347,003.76-145,384,512.66-58,934,489.76

Finding the Fourth Proportional to 105,347,003.76, 145,384,512.66 and 58,934,489.76

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Solution

The fourth proportional to 105,347,003.76, 145,384,512.66 and 58,934,489.76 is: 81,332,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,347,003.76 : 145,384,512.66 = 58,934,489.76 : x
  2. Step 2: Convert to fraction form
    105,347,003.76/145,384,512.66 = 58,934,489.76/x
  3. Step 3: Cross multiply
    105,347,003.76x = 145,384,512.66 × 58,934,489.76
  4. Step 4: Simplify right side
    105,347,003.76x = 8,568,162,072,623,360
  5. Step 5: Solve for x
    x = 8,568,162,072,623,360/105,347,003.76
  6. Step 6: Final answer
    x = 81,332,755.25

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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.