Home / 115,932.96-173,832.75-61,830.90

Finding the Fourth Proportional to 115,932.96, 173,832.75 and 61,830.90

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Solution

The fourth proportional to 115,932.96, 173,832.75 and 61,830.90 is: 92,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,932.96 : 173,832.75 = 61,830.90 : x
  2. Step 2: Convert to fraction form
    115,932.96/173,832.75 = 61,830.90/x
  3. Step 3: Cross multiply
    115,932.96x = 173,832.75 × 61,830.90
  4. Step 4: Simplify right side
    115,932.96x = 10,748,235,381.98
  5. Step 5: Solve for x
    x = 10,748,235,381.98/115,932.96
  6. Step 6: Final answer
    x = 92,710.78

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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.