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Finding the Fourth Proportional to 101,061.73, 151,524.96 and 48,442.51

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Solution

The fourth proportional to 101,061.73, 151,524.96 and 48,442.51 is: 72,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,061.73 : 151,524.96 = 48,442.51 : x
  2. Step 2: Convert to fraction form
    101,061.73/151,524.96 = 48,442.51/x
  3. Step 3: Cross multiply
    101,061.73x = 151,524.96 × 48,442.51
  4. Step 4: Simplify right side
    101,061.73x = 7,340,249,390.05
  5. Step 5: Solve for x
    x = 7,340,249,390.05/101,061.73
  6. Step 6: Final answer
    x = 72,631.35

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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.