Home / 48,634.44-67,125.96-30,718.05

Finding the Fourth Proportional to 48,634.44, 67,125.96 and 30,718.05

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Solution

The fourth proportional to 48,634.44, 67,125.96 and 30,718.05 is: 42,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.44 : 67,125.96 = 30,718.05 : x
  2. Step 2: Convert to fraction form
    48,634.44/67,125.96 = 30,718.05/x
  3. Step 3: Cross multiply
    48,634.44x = 67,125.96 × 30,718.05
  4. Step 4: Simplify right side
    48,634.44x = 2,061,978,595.58
  5. Step 5: Solve for x
    x = 2,061,978,595.58/48,634.44
  6. Step 6: Final answer
    x = 42,397.50

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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.