Home / 68,520.39-94,567.23-40,226.07

Finding the Fourth Proportional to 68,520.39, 94,567.23 and 40,226.07

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Solution

The fourth proportional to 68,520.39, 94,567.23 and 40,226.07 is: 55,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,520.39 : 94,567.23 = 40,226.07 : x
  2. Step 2: Convert to fraction form
    68,520.39/94,567.23 = 40,226.07/x
  3. Step 3: Cross multiply
    68,520.39x = 94,567.23 × 40,226.07
  4. Step 4: Simplify right side
    68,520.39x = 3,804,068,013.69
  5. Step 5: Solve for x
    x = 3,804,068,013.69/68,520.39
  6. Step 6: Final answer
    x = 55,517.31

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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.