Home / 49,620.20-74,430.30-26,292.20

Finding the Fourth Proportional to 49,620.20, 74,430.30 and 26,292.20

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Solution

The fourth proportional to 49,620.20, 74,430.30 and 26,292.20 is: 39,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,620.20 : 74,430.30 = 26,292.20 : x
  2. Step 2: Convert to fraction form
    49,620.20/74,430.30 = 26,292.20/x
  3. Step 3: Cross multiply
    49,620.20x = 74,430.30 × 26,292.20
  4. Step 4: Simplify right side
    49,620.20x = 1,956,936,333.66
  5. Step 5: Solve for x
    x = 1,956,936,333.66/49,620.20
  6. Step 6: Final answer
    x = 39,438.30

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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.