Home / 52,921.43-73,031.31-29,048.51

Finding the Fourth Proportional to 52,921.43, 73,031.31 and 29,048.51

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Solution

The fourth proportional to 52,921.43, 73,031.31 and 29,048.51 is: 40,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,921.43 : 73,031.31 = 29,048.51 : x
  2. Step 2: Convert to fraction form
    52,921.43/73,031.31 = 29,048.51/x
  3. Step 3: Cross multiply
    52,921.43x = 73,031.31 × 29,048.51
  4. Step 4: Simplify right side
    52,921.43x = 2,121,450,373.69
  5. Step 5: Solve for x
    x = 2,121,450,373.69/52,921.43
  6. Step 6: Final answer
    x = 40,086.80

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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.