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Finding the Fourth Proportional to 96,627.98, 144,868.89 and 63,356.42

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Solution

The fourth proportional to 96,627.98, 144,868.89 and 63,356.42 is: 94,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,627.98 : 144,868.89 = 63,356.42 : x
  2. Step 2: Convert to fraction form
    96,627.98/144,868.89 = 63,356.42/x
  3. Step 3: Cross multiply
    96,627.98x = 144,868.89 × 63,356.42
  4. Step 4: Simplify right side
    96,627.98x = 9,178,374,239.77
  5. Step 5: Solve for x
    x = 9,178,374,239.77/96,627.98
  6. Step 6: Final answer
    x = 94,986.71

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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.