Home / 68,549.63-94,609.49-40,249.85

Finding the Fourth Proportional to 68,549.63, 94,609.49 and 40,249.85

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Solution

The fourth proportional to 68,549.63, 94,609.49 and 40,249.85 is: 55,551.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,549.63 : 94,609.49 = 40,249.85 : x
  2. Step 2: Convert to fraction form
    68,549.63/94,609.49 = 40,249.85/x
  3. Step 3: Cross multiply
    68,549.63x = 94,609.49 × 40,249.85
  4. Step 4: Simplify right side
    68,549.63x = 3,808,017,106.78
  5. Step 5: Solve for x
    x = 3,808,017,106.78/68,549.63
  6. Step 6: Final answer
    x = 55,551.25

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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.