Home / 115,622.40-173,347.20-63,091.20

Finding the Fourth Proportional to 115,622.40, 173,347.20 and 63,091.20

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Solution

The fourth proportional to 115,622.40, 173,347.20 and 63,091.20 is: 94,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,622.40 : 173,347.20 = 63,091.20 : x
  2. Step 2: Convert to fraction form
    115,622.40/173,347.20 = 63,091.20/x
  3. Step 3: Cross multiply
    115,622.40x = 173,347.20 × 63,091.20
  4. Step 4: Simplify right side
    115,622.40x = 10,936,682,864.64
  5. Step 5: Solve for x
    x = 10,936,682,864.64/115,622.40
  6. Step 6: Final answer
    x = 94,589.65

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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.