Home / 37,375.20-55,947.60-21,746.40

Finding the Fourth Proportional to 37,375.20, 55,947.60 and 21,746.40

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Solution

The fourth proportional to 37,375.20, 55,947.60 and 21,746.40 is: 32,552.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,375.20 : 55,947.60 = 21,746.40 : x
  2. Step 2: Convert to fraction form
    37,375.20/55,947.60 = 21,746.40/x
  3. Step 3: Cross multiply
    37,375.20x = 55,947.60 × 21,746.40
  4. Step 4: Simplify right side
    37,375.20x = 1,216,658,888.64
  5. Step 5: Solve for x
    x = 1,216,658,888.64/37,375.20
  6. Step 6: Final answer
    x = 32,552.57

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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.