Home / 83,514.04-115,256.58-45,795.56

Finding the Fourth Proportional to 83,514.04, 115,256.58 and 45,795.56

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Solution

The fourth proportional to 83,514.04, 115,256.58 and 45,795.56 is: 63,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,514.04 : 115,256.58 = 45,795.56 : x
  2. Step 2: Convert to fraction form
    83,514.04/115,256.58 = 45,795.56/x
  3. Step 3: Cross multiply
    83,514.04x = 115,256.58 × 45,795.56
  4. Step 4: Simplify right side
    83,514.04x = 5,278,239,624.78
  5. Step 5: Solve for x
    x = 5,278,239,624.78/83,514.04
  6. Step 6: Final answer
    x = 63,201.82

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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.