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Finding the Fourth Proportional to 101,064.85, 151,305.68 and 101,064.85

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Solution

The fourth proportional to 101,064.85, 151,305.68 and 101,064.85 is: 151,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,064.85 : 151,305.68 = 101,064.85 : x
  2. Step 2: Convert to fraction form
    101,064.85/151,305.68 = 101,064.85/x
  3. Step 3: Cross multiply
    101,064.85x = 151,305.68 × 101,064.85
  4. Step 4: Simplify right side
    101,064.85x = 15,291,685,348.02
  5. Step 5: Solve for x
    x = 15,291,685,348.02/101,064.85
  6. Step 6: Final answer
    x = 151,305.68

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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.