Home / 67,309.41-100,957.96-20,562.29

Finding the Fourth Proportional to 67,309.41, 100,957.96 and 20,562.29

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Solution

The fourth proportional to 67,309.41, 100,957.96 and 20,562.29 is: 30,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,309.41 : 100,957.96 = 20,562.29 : x
  2. Step 2: Convert to fraction form
    67,309.41/100,957.96 = 20,562.29/x
  3. Step 3: Cross multiply
    67,309.41x = 100,957.96 × 20,562.29
  4. Step 4: Simplify right side
    67,309.41x = 2,075,926,750.83
  5. Step 5: Solve for x
    x = 2,075,926,750.83/67,309.41
  6. Step 6: Final answer
    x = 30,841.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.