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Finding the Fourth Proportional to 201,168.60, 301,947.30 and 101,441.40

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Solution

The fourth proportional to 201,168.60, 301,947.30 and 101,441.40 is: 152,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,168.60 : 301,947.30 = 101,441.40 : x
  2. Step 2: Convert to fraction form
    201,168.60/301,947.30 = 101,441.40/x
  3. Step 3: Cross multiply
    201,168.60x = 301,947.30 × 101,441.40
  4. Step 4: Simplify right side
    201,168.60x = 30,629,956,838.22
  5. Step 5: Solve for x
    x = 30,629,956,838.22/201,168.60
  6. Step 6: Final answer
    x = 152,260.13

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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.