Home / 54,442.51-81,664.17-15,001.79

Finding the Fourth Proportional to 54,442.51, 81,664.17 and 15,001.79

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Solution

The fourth proportional to 54,442.51, 81,664.17 and 15,001.79 is: 22,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,442.51 : 81,664.17 = 15,001.79 : x
  2. Step 2: Convert to fraction form
    54,442.51/81,664.17 = 15,001.79/x
  3. Step 3: Cross multiply
    54,442.51x = 81,664.17 × 15,001.79
  4. Step 4: Simplify right side
    54,442.51x = 1,225,108,264.29
  5. Step 5: Solve for x
    x = 1,225,108,264.29/54,442.51
  6. Step 6: Final answer
    x = 22,502.79

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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.