Home / 71,645.09-98,853.77-44,445.65

Finding the Fourth Proportional to 71,645.09, 98,853.77 and 44,445.65

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Solution

The fourth proportional to 71,645.09, 98,853.77 and 44,445.65 is: 61,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,645.09 : 98,853.77 = 44,445.65 : x
  2. Step 2: Convert to fraction form
    71,645.09/98,853.77 = 44,445.65/x
  3. Step 3: Cross multiply
    71,645.09x = 98,853.77 × 44,445.65
  4. Step 4: Simplify right side
    71,645.09x = 4,393,619,846.48
  5. Step 5: Solve for x
    x = 4,393,619,846.48/71,645.09
  6. Step 6: Final answer
    x = 61,324.78

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1.5x scale

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.