Home / 52,838.12-79,257.54-17,777.28

Finding the Fourth Proportional to 52,838.12, 79,257.54 and 17,777.28

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Solution

The fourth proportional to 52,838.12, 79,257.54 and 17,777.28 is: 26,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,838.12 : 79,257.54 = 17,777.28 : x
  2. Step 2: Convert to fraction form
    52,838.12/79,257.54 = 17,777.28/x
  3. Step 3: Cross multiply
    52,838.12x = 79,257.54 × 17,777.28
  4. Step 4: Simplify right side
    52,838.12x = 1,408,983,480.69
  5. Step 5: Solve for x
    x = 1,408,983,480.69/52,838.12
  6. Step 6: Final answer
    x = 26,666.04

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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.