Home / 95,420.98-143,131.47-36,242.65

Finding the Fourth Proportional to 95,420.98, 143,131.47 and 36,242.65

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Solution

The fourth proportional to 95,420.98, 143,131.47 and 36,242.65 is: 54,363.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,420.98 : 143,131.47 = 36,242.65 : x
  2. Step 2: Convert to fraction form
    95,420.98/143,131.47 = 36,242.65/x
  3. Step 3: Cross multiply
    95,420.98x = 143,131.47 × 36,242.65
  4. Step 4: Simplify right side
    95,420.98x = 5,187,463,771.20
  5. Step 5: Solve for x
    x = 5,187,463,771.20/95,420.98
  6. Step 6: Final answer
    x = 54,363.98

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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.