Home / 52,695.33-79,074.18-19,438.77

Finding the Fourth Proportional to 52,695.33, 79,074.18 and 19,438.77

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Solution

The fourth proportional to 52,695.33, 79,074.18 and 19,438.77 is: 29,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695.33 : 79,074.18 = 19,438.77 : x
  2. Step 2: Convert to fraction form
    52,695.33/79,074.18 = 19,438.77/x
  3. Step 3: Cross multiply
    52,695.33x = 79,074.18 × 19,438.77
  4. Step 4: Simplify right side
    52,695.33x = 1,537,104,797.96
  5. Step 5: Solve for x
    x = 1,537,104,797.96/52,695.33
  6. Step 6: Final answer
    x = 29,169.66

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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.