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Finding the Fourth Proportional to 67,400.73, 101,112.99 and 23,017.08

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Solution

The fourth proportional to 67,400.73, 101,112.99 and 23,017.08 is: 34,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,400.73 : 101,112.99 = 23,017.08 : x
  2. Step 2: Convert to fraction form
    67,400.73/101,112.99 = 23,017.08/x
  3. Step 3: Cross multiply
    67,400.73x = 101,112.99 × 23,017.08
  4. Step 4: Simplify right side
    67,400.73x = 2,327,325,779.87
  5. Step 5: Solve for x
    x = 2,327,325,779.87/67,400.73
  6. Step 6: Final answer
    x = 34,529.68

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1.5x scale

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.