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Finding the Fourth Proportional to 188,373.60, 282,384.72 and 63,627.36

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Solution

The fourth proportional to 188,373.60, 282,384.72 and 63,627.36 is: 95,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,373.60 : 282,384.72 = 63,627.36 : x
  2. Step 2: Convert to fraction form
    188,373.60/282,384.72 = 63,627.36/x
  3. Step 3: Cross multiply
    188,373.60x = 282,384.72 × 63,627.36
  4. Step 4: Simplify right side
    188,373.60x = 17,967,394,237.94
  5. Step 5: Solve for x
    x = 17,967,394,237.94/188,373.60
  6. Step 6: Final answer
    x = 95,381.70

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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.