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Finding the Fourth Proportional to 101,000.39, 151,506.81 and 41,840.69

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Solution

The fourth proportional to 101,000.39, 151,506.81 and 41,840.69 is: 62,763.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,000.39 : 151,506.81 = 41,840.69 : x
  2. Step 2: Convert to fraction form
    101,000.39/151,506.81 = 41,840.69/x
  3. Step 3: Cross multiply
    101,000.39x = 151,506.81 × 41,840.69
  4. Step 4: Simplify right side
    101,000.39x = 6,339,149,470.10
  5. Step 5: Solve for x
    x = 6,339,149,470.10/101,000.39
  6. Step 6: Final answer
    x = 62,763.61

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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.