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Finding the Fourth Proportional to 101,020.50, 151,531.51 and 44,845.51

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Solution

The fourth proportional to 101,020.50, 151,531.51 and 44,845.51 is: 67,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,020.50 : 151,531.51 = 44,845.51 : x
  2. Step 2: Convert to fraction form
    101,020.50/151,531.51 = 44,845.51/x
  3. Step 3: Cross multiply
    101,020.50x = 151,531.51 × 44,845.51
  4. Step 4: Simplify right side
    101,020.50x = 6,795,507,298.10
  5. Step 5: Solve for x
    x = 6,795,507,298.10/101,020.50
  6. Step 6: Final answer
    x = 67,268.60

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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.