Home / 53,148.96-79,678.18-23,550.65

Finding the Fourth Proportional to 53,148.96, 79,678.18 and 23,550.65

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Solution

The fourth proportional to 53,148.96, 79,678.18 and 23,550.65 is: 35,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148.96 : 79,678.18 = 23,550.65 : x
  2. Step 2: Convert to fraction form
    53,148.96/79,678.18 = 23,550.65/x
  3. Step 3: Cross multiply
    53,148.96x = 79,678.18 × 23,550.65
  4. Step 4: Simplify right side
    53,148.96x = 1,876,472,859.66
  5. Step 5: Solve for x
    x = 1,876,472,859.66/53,148.96
  6. Step 6: Final answer
    x = 35,305.92

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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.