Home / 40,827.24-61,251.12-19,777.36

Finding the Fourth Proportional to 40,827.24, 61,251.12 and 19,777.36

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Solution

The fourth proportional to 40,827.24, 61,251.12 and 19,777.36 is: 29,671.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,827.24 : 61,251.12 = 19,777.36 : x
  2. Step 2: Convert to fraction form
    40,827.24/61,251.12 = 19,777.36/x
  3. Step 3: Cross multiply
    40,827.24x = 61,251.12 × 19,777.36
  4. Step 4: Simplify right side
    40,827.24x = 1,211,385,450.64
  5. Step 5: Solve for x
    x = 1,211,385,450.64/40,827.24
  6. Step 6: Final answer
    x = 29,671.01

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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.