Home / 48,583.22-67,049.63-28,438.88

Finding the Fourth Proportional to 48,583.22, 67,049.63 and 28,438.88

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Solution

The fourth proportional to 48,583.22, 67,049.63 and 28,438.88 is: 39,248.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,583.22 : 67,049.63 = 28,438.88 : x
  2. Step 2: Convert to fraction form
    48,583.22/67,049.63 = 28,438.88/x
  3. Step 3: Cross multiply
    48,583.22x = 67,049.63 × 28,438.88
  4. Step 4: Simplify right side
    48,583.22x = 1,906,816,381.61
  5. Step 5: Solve for x
    x = 1,906,816,381.61/48,583.22
  6. Step 6: Final answer
    x = 39,248.46

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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.