Home / 38,660.34-53,376.98-29,691.82

Finding the Fourth Proportional to 38,660.34, 53,376.98 and 29,691.82

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Solution

The fourth proportional to 38,660.34, 53,376.98 and 29,691.82 is: 40,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,660.34 : 53,376.98 = 29,691.82 : x
  2. Step 2: Convert to fraction form
    38,660.34/53,376.98 = 29,691.82/x
  3. Step 3: Cross multiply
    38,660.34x = 53,376.98 × 29,691.82
  4. Step 4: Simplify right side
    38,660.34x = 1,584,859,682.30
  5. Step 5: Solve for x
    x = 1,584,859,682.30/38,660.34
  6. Step 6: Final answer
    x = 40,994.46

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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.