Home / 185,985.72-278,936.66-52,863.03

Finding the Fourth Proportional to 185,985.72, 278,936.66 and 52,863.03

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Solution

The fourth proportional to 185,985.72, 278,936.66 and 52,863.03 is: 79,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,985.72 : 278,936.66 = 52,863.03 : x
  2. Step 2: Convert to fraction form
    185,985.72/278,936.66 = 52,863.03/x
  3. Step 3: Cross multiply
    185,985.72x = 278,936.66 × 52,863.03
  4. Step 4: Simplify right side
    185,985.72x = 14,745,437,157.84
  5. Step 5: Solve for x
    x = 14,745,437,157.84/185,985.72
  6. Step 6: Final answer
    x = 79,282.63

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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.