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Finding the Fourth Proportional to 185,973.44, 278,952.84 and 79,313.44

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Solution

The fourth proportional to 185,973.44, 278,952.84 and 79,313.44 is: 118,967.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,973.44 : 278,952.84 = 79,313.44 : x
  2. Step 2: Convert to fraction form
    185,973.44/278,952.84 = 79,313.44/x
  3. Step 3: Cross multiply
    185,973.44x = 278,952.84 × 79,313.44
  4. Step 4: Simplify right side
    185,973.44x = 22,124,709,338.17
  5. Step 5: Solve for x
    x = 22,124,709,338.17/185,973.44
  6. Step 6: Final answer
    x = 118,967.04

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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.