Home / 53,006.40-73,149.04-29,132.58

Finding the Fourth Proportional to 53,006.40, 73,149.04 and 29,132.58

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Solution

The fourth proportional to 53,006.40, 73,149.04 and 29,132.58 is: 40,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,006.40 : 73,149.04 = 29,132.58 : x
  2. Step 2: Convert to fraction form
    53,006.40/73,149.04 = 29,132.58/x
  3. Step 3: Cross multiply
    53,006.40x = 73,149.04 × 29,132.58
  4. Step 4: Simplify right side
    53,006.40x = 2,131,020,259.72
  5. Step 5: Solve for x
    x = 2,131,020,259.72/53,006.40
  6. Step 6: Final answer
    x = 40,203.07

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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.