Home / 48,726.70-73,090.05-13,672.30

Finding the Fourth Proportional to 48,726.70, 73,090.05 and 13,672.30

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Solution

The fourth proportional to 48,726.70, 73,090.05 and 13,672.30 is: 20,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,726.70 : 73,090.05 = 13,672.30 : x
  2. Step 2: Convert to fraction form
    48,726.70/73,090.05 = 13,672.30/x
  3. Step 3: Cross multiply
    48,726.70x = 73,090.05 × 13,672.30
  4. Step 4: Simplify right side
    48,726.70x = 999,309,090.62
  5. Step 5: Solve for x
    x = 999,309,090.62/48,726.70
  6. Step 6: Final answer
    x = 20,508.45

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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.