Home / 53,031.70-73,183.73-29,159.92

Finding the Fourth Proportional to 53,031.70, 73,183.73 and 29,159.92

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Solution

The fourth proportional to 53,031.70, 73,183.73 and 29,159.92 is: 40,240.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,031.70 : 73,183.73 = 29,159.92 : x
  2. Step 2: Convert to fraction form
    53,031.70/73,183.73 = 29,159.92/x
  3. Step 3: Cross multiply
    53,031.70x = 73,183.73 × 29,159.92
  4. Step 4: Simplify right side
    53,031.70x = 2,134,031,712.10
  5. Step 5: Solve for x
    x = 2,134,031,712.10/53,031.70
  6. Step 6: Final answer
    x = 40,240.68

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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.