Home / 83,566.96-115,315.55-45,841.21

Finding the Fourth Proportional to 83,566.96, 115,315.55 and 45,841.21

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Solution

The fourth proportional to 83,566.96, 115,315.55 and 45,841.21 is: 63,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,566.96 : 115,315.55 = 45,841.21 : x
  2. Step 2: Convert to fraction form
    83,566.96/115,315.55 = 45,841.21/x
  3. Step 3: Cross multiply
    83,566.96x = 115,315.55 × 45,841.21
  4. Step 4: Simplify right side
    83,566.96x = 5,286,203,998.23
  5. Step 5: Solve for x
    x = 5,286,203,998.23/83,566.96
  6. Step 6: Final answer
    x = 63,257.11

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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.