Home / 115,921.50-173,897.10-32,815.50

Finding the Fourth Proportional to 115,921.50, 173,897.10 and 32,815.50

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Solution

The fourth proportional to 115,921.50, 173,897.10 and 32,815.50 is: 49,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,921.50 : 173,897.10 = 32,815.50 : x
  2. Step 2: Convert to fraction form
    115,921.50/173,897.10 = 32,815.50/x
  3. Step 3: Cross multiply
    115,921.50x = 173,897.10 × 32,815.50
  4. Step 4: Simplify right side
    115,921.50x = 5,706,520,285.05
  5. Step 5: Solve for x
    x = 5,706,520,285.05/115,921.50
  6. Step 6: Final answer
    x = 49,227.45

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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.