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Finding the Fourth Proportional to 185,237.28, 277,849.44 and 78,552.59

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Solution

The fourth proportional to 185,237.28, 277,849.44 and 78,552.59 is: 117,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,237.28 : 277,849.44 = 78,552.59 : x
  2. Step 2: Convert to fraction form
    185,237.28/277,849.44 = 78,552.59/x
  3. Step 3: Cross multiply
    185,237.28x = 277,849.44 × 78,552.59
  4. Step 4: Simplify right side
    185,237.28x = 21,825,791,752.80
  5. Step 5: Solve for x
    x = 21,825,791,752.80/185,237.28
  6. Step 6: Final answer
    x = 117,826.13

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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.