Home / 37,293.40-55,949.74-13,920.04

Finding the Fourth Proportional to 37,293.40, 55,949.74 and 13,920.04

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Solution

The fourth proportional to 37,293.40, 55,949.74 and 13,920.04 is: 20,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,293.40 : 55,949.74 = 13,920.04 : x
  2. Step 2: Convert to fraction form
    37,293.40/55,949.74 = 13,920.04/x
  3. Step 3: Cross multiply
    37,293.40x = 55,949.74 × 13,920.04
  4. Step 4: Simplify right side
    37,293.40x = 778,822,618.79
  5. Step 5: Solve for x
    x = 778,822,618.79/37,293.40
  6. Step 6: Final answer
    x = 20,883.66

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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.