Home / 53,371.78-73,654.65-29,501.38

Finding the Fourth Proportional to 53,371.78, 73,654.65 and 29,501.38

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Solution

The fourth proportional to 53,371.78, 73,654.65 and 29,501.38 is: 40,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,371.78 : 73,654.65 = 29,501.38 : x
  2. Step 2: Convert to fraction form
    53,371.78/73,654.65 = 29,501.38/x
  3. Step 3: Cross multiply
    53,371.78x = 73,654.65 × 29,501.38
  4. Step 4: Simplify right side
    53,371.78x = 2,172,913,818.42
  5. Step 5: Solve for x
    x = 2,172,913,818.42/53,371.78
  6. Step 6: Final answer
    x = 40,712.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.