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Finding the Fourth Proportional to 101,317.68, 151,883.52 and 38,941.20

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Solution

The fourth proportional to 101,317.68, 151,883.52 and 38,941.20 is: 58,376.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,317.68 : 151,883.52 = 38,941.20 : x
  2. Step 2: Convert to fraction form
    101,317.68/151,883.52 = 38,941.20/x
  3. Step 3: Cross multiply
    101,317.68x = 151,883.52 × 38,941.20
  4. Step 4: Simplify right side
    101,317.68x = 5,914,526,529.02
  5. Step 5: Solve for x
    x = 5,914,526,529.02/101,317.68
  6. Step 6: Final answer
    x = 58,376.06

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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.