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Finding the Fourth Proportional to 101,954.84, 152,759.70 and 62,429.42

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Solution

The fourth proportional to 101,954.84, 152,759.70 and 62,429.42 is: 93,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,954.84 : 152,759.70 = 62,429.42 : x
  2. Step 2: Convert to fraction form
    101,954.84/152,759.70 = 62,429.42/x
  3. Step 3: Cross multiply
    101,954.84x = 152,759.70 × 62,429.42
  4. Step 4: Simplify right side
    101,954.84x = 9,536,699,470.37
  5. Step 5: Solve for x
    x = 9,536,699,470.37/101,954.84
  6. Step 6: Final answer
    x = 93,538.47

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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.