Home / 53,104.60-79,654.27-19,822.11

Finding the Fourth Proportional to 53,104.60, 79,654.27 and 19,822.11

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Solution

The fourth proportional to 53,104.60, 79,654.27 and 19,822.11 is: 29,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,104.60 : 79,654.27 = 19,822.11 : x
  2. Step 2: Convert to fraction form
    53,104.60/79,654.27 = 19,822.11/x
  3. Step 3: Cross multiply
    53,104.60x = 79,654.27 × 19,822.11
  4. Step 4: Simplify right side
    53,104.60x = 1,578,915,701.91
  5. Step 5: Solve for x
    x = 1,578,915,701.91/53,104.60
  6. Step 6: Final answer
    x = 29,732.18

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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.