Home / 48,016.64-72,027.66-12,959.03

Finding the Fourth Proportional to 48,016.64, 72,027.66 and 12,959.03

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Solution

The fourth proportional to 48,016.64, 72,027.66 and 12,959.03 is: 19,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,016.64 : 72,027.66 = 12,959.03 : x
  2. Step 2: Convert to fraction form
    48,016.64/72,027.66 = 12,959.03/x
  3. Step 3: Cross multiply
    48,016.64x = 72,027.66 × 12,959.03
  4. Step 4: Simplify right side
    48,016.64x = 933,408,606.77
  5. Step 5: Solve for x
    x = 933,408,606.77/48,016.64
  6. Step 6: Final answer
    x = 19,439.27

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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.