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Finding the Fourth Proportional to 101,114.80, 151,623.90 and 34,537.05

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Solution

The fourth proportional to 101,114.80, 151,623.90 and 34,537.05 is: 51,789.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,114.80 : 151,623.90 = 34,537.05 : x
  2. Step 2: Convert to fraction form
    101,114.80/151,623.90 = 34,537.05/x
  3. Step 3: Cross multiply
    101,114.80x = 151,623.90 × 34,537.05
  4. Step 4: Simplify right side
    101,114.80x = 5,236,642,215.50
  5. Step 5: Solve for x
    x = 5,236,642,215.50/101,114.80
  6. Step 6: Final answer
    x = 51,789.08

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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.