Home / 74,341.29-111,480.48-29,956.11

Finding the Fourth Proportional to 74,341.29, 111,480.48 and 29,956.11

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Solution

The fourth proportional to 74,341.29, 111,480.48 and 29,956.11 is: 44,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,341.29 : 111,480.48 = 29,956.11 : x
  2. Step 2: Convert to fraction form
    74,341.29/111,480.48 = 29,956.11/x
  3. Step 3: Cross multiply
    74,341.29x = 111,480.48 × 29,956.11
  4. Step 4: Simplify right side
    74,341.29x = 3,339,521,521.73
  5. Step 5: Solve for x
    x = 3,339,521,521.73/74,341.29
  6. Step 6: Final answer
    x = 44,921.49

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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.