Home / 53,327.43-79,755.86-47,445.59

Finding the Fourth Proportional to 53,327.43, 79,755.86 and 47,445.59

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Solution

The fourth proportional to 53,327.43, 79,755.86 and 47,445.59 is: 70,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,327.43 : 79,755.86 = 47,445.59 : x
  2. Step 2: Convert to fraction form
    53,327.43/79,755.86 = 47,445.59/x
  3. Step 3: Cross multiply
    53,327.43x = 79,755.86 × 47,445.59
  4. Step 4: Simplify right side
    53,327.43x = 3,784,063,197.65
  5. Step 5: Solve for x
    x = 3,784,063,197.65/53,327.43
  6. Step 6: Final answer
    x = 70,959.04

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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.