Home / 168,078.40-252,108.66-62,888.56

Finding the Fourth Proportional to 168,078.40, 252,108.66 and 62,888.56

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Solution

The fourth proportional to 168,078.40, 252,108.66 and 62,888.56 is: 94,329.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,078.40 : 252,108.66 = 62,888.56 : x
  2. Step 2: Convert to fraction form
    168,078.40/252,108.66 = 62,888.56/x
  3. Step 3: Cross multiply
    168,078.40x = 252,108.66 × 62,888.56
  4. Step 4: Simplify right side
    168,078.40x = 15,854,750,590.93
  5. Step 5: Solve for x
    x = 15,854,750,590.93/168,078.40
  6. Step 6: Final answer
    x = 94,329.49

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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.