Home / 63,720.16-87,939.42-35,044.87

Finding the Fourth Proportional to 63,720.16, 87,939.42 and 35,044.87

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Solution

The fourth proportional to 63,720.16, 87,939.42 and 35,044.87 is: 48,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,720.16 : 87,939.42 = 35,044.87 : x
  2. Step 2: Convert to fraction form
    63,720.16/87,939.42 = 35,044.87/x
  3. Step 3: Cross multiply
    63,720.16x = 87,939.42 × 35,044.87
  4. Step 4: Simplify right side
    63,720.16x = 3,081,825,321.93
  5. Step 5: Solve for x
    x = 3,081,825,321.93/63,720.16
  6. Step 6: Final answer
    x = 48,365.00

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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.