Home / 49,245.12-67,964.94-28,026.36

Finding the Fourth Proportional to 49,245.12, 67,964.94 and 28,026.36

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Solution

The fourth proportional to 49,245.12, 67,964.94 and 28,026.36 is: 38,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,245.12 : 67,964.94 = 28,026.36 : x
  2. Step 2: Convert to fraction form
    49,245.12/67,964.94 = 28,026.36/x
  3. Step 3: Cross multiply
    49,245.12x = 67,964.94 × 28,026.36
  4. Step 4: Simplify right side
    49,245.12x = 1,904,809,875.82
  5. Step 5: Solve for x
    x = 1,904,809,875.82/49,245.12
  6. Step 6: Final answer
    x = 38,680.18

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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.