Home / 74,443.24-111,705.90-32,889.16

Finding the Fourth Proportional to 74,443.24, 111,705.90 and 32,889.16

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Solution

The fourth proportional to 74,443.24, 111,705.90 and 32,889.16 is: 49,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,443.24 : 111,705.90 = 32,889.16 : x
  2. Step 2: Convert to fraction form
    74,443.24/111,705.90 = 32,889.16/x
  3. Step 3: Cross multiply
    74,443.24x = 111,705.90 × 32,889.16
  4. Step 4: Simplify right side
    74,443.24x = 3,673,913,218.04
  5. Step 5: Solve for x
    x = 3,673,913,218.04/74,443.24
  6. Step 6: Final answer
    x = 49,351.87

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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.