Home / 53,042.60-79,562.04-13,600.04

Finding the Fourth Proportional to 53,042.60, 79,562.04 and 13,600.04

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Solution

The fourth proportional to 53,042.60, 79,562.04 and 13,600.04 is: 20,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,042.60 : 79,562.04 = 13,600.04 : x
  2. Step 2: Convert to fraction form
    53,042.60/79,562.04 = 13,600.04/x
  3. Step 3: Cross multiply
    53,042.60x = 79,562.04 × 13,600.04
  4. Step 4: Simplify right side
    53,042.60x = 1,082,046,926.48
  5. Step 5: Solve for x
    x = 1,082,046,926.48/53,042.60
  6. Step 6: Final answer
    x = 20,399.58

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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.