Home / 48,764.58-73,139.40-15,480.30

Finding the Fourth Proportional to 48,764.58, 73,139.40 and 15,480.30

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Solution

The fourth proportional to 48,764.58, 73,139.40 and 15,480.30 is: 23,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,764.58 : 73,139.40 = 15,480.30 : x
  2. Step 2: Convert to fraction form
    48,764.58/73,139.40 = 15,480.30/x
  3. Step 3: Cross multiply
    48,764.58x = 73,139.40 × 15,480.30
  4. Step 4: Simplify right side
    48,764.58x = 1,132,219,853.82
  5. Step 5: Solve for x
    x = 1,132,219,853.82/48,764.58
  6. Step 6: Final answer
    x = 23,218.08

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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.