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Finding the Fourth Proportional to 133,327.30, 200,100.30 and 128,953.30

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Solution

The fourth proportional to 133,327.30, 200,100.30 and 128,953.30 is: 193,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,327.30 : 200,100.30 = 128,953.30 : x
  2. Step 2: Convert to fraction form
    133,327.30/200,100.30 = 128,953.30/x
  3. Step 3: Cross multiply
    133,327.30x = 200,100.30 × 128,953.30
  4. Step 4: Simplify right side
    133,327.30x = 25,803,594,015.99
  5. Step 5: Solve for x
    x = 25,803,594,015.99/133,327.30
  6. Step 6: Final answer
    x = 193,535.71

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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.