Home / 52,691.01-79,036.10-21,504.39

Finding the Fourth Proportional to 52,691.01, 79,036.10 and 21,504.39

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Solution

The fourth proportional to 52,691.01, 79,036.10 and 21,504.39 is: 32,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,691.01 : 79,036.10 = 21,504.39 : x
  2. Step 2: Convert to fraction form
    52,691.01/79,036.10 = 21,504.39/x
  3. Step 3: Cross multiply
    52,691.01x = 79,036.10 × 21,504.39
  4. Step 4: Simplify right side
    52,691.01x = 1,699,623,010.96
  5. Step 5: Solve for x
    x = 1,699,623,010.96/52,691.01
  6. Step 6: Final answer
    x = 32,256.41

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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.