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Finding the Fourth Proportional to 134,346.70, 201,228.45 and 111,018.70

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Solution

The fourth proportional to 134,346.70, 201,228.45 and 111,018.70 is: 166,287.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,346.70 : 201,228.45 = 111,018.70 : x
  2. Step 2: Convert to fraction form
    134,346.70/201,228.45 = 111,018.70/x
  3. Step 3: Cross multiply
    134,346.70x = 201,228.45 × 111,018.70
  4. Step 4: Simplify right side
    134,346.70x = 22,340,120,922.02
  5. Step 5: Solve for x
    x = 22,340,120,922.02/134,346.70
  6. Step 6: Final answer
    x = 166,287.08

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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.