Home / 83,061.21-114,625.67-45,334.65

Finding the Fourth Proportional to 83,061.21, 114,625.67 and 45,334.65

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Solution

The fourth proportional to 83,061.21, 114,625.67 and 45,334.65 is: 62,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,061.21 : 114,625.67 = 45,334.65 : x
  2. Step 2: Convert to fraction form
    83,061.21/114,625.67 = 45,334.65/x
  3. Step 3: Cross multiply
    83,061.21x = 114,625.67 × 45,334.65
  4. Step 4: Simplify right side
    83,061.21x = 5,196,514,403.79
  5. Step 5: Solve for x
    x = 5,196,514,403.79/83,061.21
  6. Step 6: Final answer
    x = 62,562.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.