Home / 83,780.24-115,613.80-46,054.22

Finding the Fourth Proportional to 83,780.24, 115,613.80 and 46,054.22

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Solution

The fourth proportional to 83,780.24, 115,613.80 and 46,054.22 is: 63,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,780.24 : 115,613.80 = 46,054.22 : x
  2. Step 2: Convert to fraction form
    83,780.24/115,613.80 = 46,054.22/x
  3. Step 3: Cross multiply
    83,780.24x = 115,613.80 × 46,054.22
  4. Step 4: Simplify right side
    83,780.24x = 5,324,502,687.03
  5. Step 5: Solve for x
    x = 5,324,502,687.03/83,780.24
  6. Step 6: Final answer
    x = 63,553.21

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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.