Home / 104,680.62-157,062.92-38,125.35

Finding the Fourth Proportional to 104,680.62, 157,062.92 and 38,125.35

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Solution

The fourth proportional to 104,680.62, 157,062.92 and 38,125.35 is: 57,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,680.62 : 157,062.92 = 38,125.35 : x
  2. Step 2: Convert to fraction form
    104,680.62/157,062.92 = 38,125.35/x
  3. Step 3: Cross multiply
    104,680.62x = 157,062.92 × 38,125.35
  4. Step 4: Simplify right side
    104,680.62x = 5,988,078,606.40
  5. Step 5: Solve for x
    x = 5,988,078,606.40/104,680.62
  6. Step 6: Final answer
    x = 57,203.32

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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.