Home / 114,849.45-172,309.10-58,728.96

Finding the Fourth Proportional to 114,849.45, 172,309.10 and 58,728.96

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Solution

The fourth proportional to 114,849.45, 172,309.10 and 58,728.96 is: 88,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,849.45 : 172,309.10 = 58,728.96 : x
  2. Step 2: Convert to fraction form
    114,849.45/172,309.10 = 58,728.96/x
  3. Step 3: Cross multiply
    114,849.45x = 172,309.10 × 58,728.96
  4. Step 4: Simplify right side
    114,849.45x = 10,119,534,241.54
  5. Step 5: Solve for x
    x = 10,119,534,241.54/114,849.45
  6. Step 6: Final answer
    x = 88,111.30

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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.