Home / 105,044.08-157,531.92-34,904.56

Finding the Fourth Proportional to 105,044.08, 157,531.92 and 34,904.56

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Solution

The fourth proportional to 105,044.08, 157,531.92 and 34,904.56 is: 52,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,044.08 : 157,531.92 = 34,904.56 : x
  2. Step 2: Convert to fraction form
    105,044.08/157,531.92 = 34,904.56/x
  3. Step 3: Cross multiply
    105,044.08x = 157,531.92 × 34,904.56
  4. Step 4: Simplify right side
    105,044.08x = 5,498,582,353.56
  5. Step 5: Solve for x
    x = 5,498,582,353.56/105,044.08
  6. Step 6: Final answer
    x = 52,345.48

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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.