Home / 53,700.80-80,520.33-22,132.65

Finding the Fourth Proportional to 53,700.80, 80,520.33 and 22,132.65

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Solution

The fourth proportional to 53,700.80, 80,520.33 and 22,132.65 is: 33,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,700.80 : 80,520.33 = 22,132.65 : x
  2. Step 2: Convert to fraction form
    53,700.80/80,520.33 = 22,132.65/x
  3. Step 3: Cross multiply
    53,700.80x = 80,520.33 × 22,132.65
  4. Step 4: Simplify right side
    53,700.80x = 1,782,128,281.77
  5. Step 5: Solve for x
    x = 1,782,128,281.77/53,700.80
  6. Step 6: Final answer
    x = 33,186.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.