Home / 48,331.08-72,554.94-28,631.88

Finding the Fourth Proportional to 48,331.08, 72,554.94 and 28,631.88

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Solution

The fourth proportional to 48,331.08, 72,554.94 and 28,631.88 is: 42,982.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,331.08 : 72,554.94 = 28,631.88 : x
  2. Step 2: Convert to fraction form
    48,331.08/72,554.94 = 28,631.88/x
  3. Step 3: Cross multiply
    48,331.08x = 72,554.94 × 28,631.88
  4. Step 4: Simplify right side
    48,331.08x = 2,077,384,335.49
  5. Step 5: Solve for x
    x = 2,077,384,335.49/48,331.08
  6. Step 6: Final answer
    x = 42,982.37

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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.