Home / 95,661.16-143,491.50-45,589.48

Finding the Fourth Proportional to 95,661.16, 143,491.50 and 45,589.48

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Solution

The fourth proportional to 95,661.16, 143,491.50 and 45,589.48 is: 68,384.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,661.16 : 143,491.50 = 45,589.48 : x
  2. Step 2: Convert to fraction form
    95,661.16/143,491.50 = 45,589.48/x
  3. Step 3: Cross multiply
    95,661.16x = 143,491.50 × 45,589.48
  4. Step 4: Simplify right side
    95,661.16x = 6,541,702,869.42
  5. Step 5: Solve for x
    x = 6,541,702,869.42/95,661.16
  6. Step 6: Final answer
    x = 68,384.11

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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.