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Finding the Fourth Proportional to 101,429.84, 152,199.48 and 48,109.52

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Solution

The fourth proportional to 101,429.84, 152,199.48 and 48,109.52 is: 72,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,429.84 : 152,199.48 = 48,109.52 : x
  2. Step 2: Convert to fraction form
    101,429.84/152,199.48 = 48,109.52/x
  3. Step 3: Cross multiply
    101,429.84x = 152,199.48 × 48,109.52
  4. Step 4: Simplify right side
    101,429.84x = 7,322,243,927.05
  5. Step 5: Solve for x
    x = 7,322,243,927.05/101,429.84
  6. Step 6: Final answer
    x = 72,190.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.