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Finding the Fourth Proportional to 101,230.90, 151,911.15 and 59,110.90

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Solution

The fourth proportional to 101,230.90, 151,911.15 and 59,110.90 is: 88,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,230.90 : 151,911.15 = 59,110.90 : x
  2. Step 2: Convert to fraction form
    101,230.90/151,911.15 = 59,110.90/x
  3. Step 3: Cross multiply
    101,230.90x = 151,911.15 × 59,110.90
  4. Step 4: Simplify right side
    101,230.90x = 8,979,604,796.54
  5. Step 5: Solve for x
    x = 8,979,604,796.54/101,230.90
  6. Step 6: Final answer
    x = 88,704.19

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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.