Home / 48,005.40-71,977.29-19,944.84

Finding the Fourth Proportional to 48,005.40, 71,977.29 and 19,944.84

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Solution

The fourth proportional to 48,005.40, 71,977.29 and 19,944.84 is: 29,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,005.40 : 71,977.29 = 19,944.84 : x
  2. Step 2: Convert to fraction form
    48,005.40/71,977.29 = 19,944.84/x
  3. Step 3: Cross multiply
    48,005.40x = 71,977.29 × 19,944.84
  4. Step 4: Simplify right side
    48,005.40x = 1,435,575,532.68
  5. Step 5: Solve for x
    x = 1,435,575,532.68/48,005.40
  6. Step 6: Final answer
    x = 29,904.46

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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.