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Finding the Fourth Proportional to 101,004.30, 151,506.45 and 73,010.70

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Solution

The fourth proportional to 101,004.30, 151,506.45 and 73,010.70 is: 109,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,004.30 : 151,506.45 = 73,010.70 : x
  2. Step 2: Convert to fraction form
    101,004.30/151,506.45 = 73,010.70/x
  3. Step 3: Cross multiply
    101,004.30x = 151,506.45 × 73,010.70
  4. Step 4: Simplify right side
    101,004.30x = 11,061,591,969.02
  5. Step 5: Solve for x
    x = 11,061,591,969.02/101,004.30
  6. Step 6: Final answer
    x = 109,516.05

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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.