Home / 115,887.50-173,846.10-32,781.50

Finding the Fourth Proportional to 115,887.50, 173,846.10 and 32,781.50

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Solution

The fourth proportional to 115,887.50, 173,846.10 and 32,781.50 is: 49,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,887.50 : 173,846.10 = 32,781.50 : x
  2. Step 2: Convert to fraction form
    115,887.50/173,846.10 = 32,781.50/x
  3. Step 3: Cross multiply
    115,887.50x = 173,846.10 × 32,781.50
  4. Step 4: Simplify right side
    115,887.50x = 5,698,935,927.15
  5. Step 5: Solve for x
    x = 5,698,935,927.15/115,887.50
  6. Step 6: Final answer
    x = 49,176.45

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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.