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Finding the Fourth Proportional to 101,828.40, 152,742.60 and 35,246.40

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Solution

The fourth proportional to 101,828.40, 152,742.60 and 35,246.40 is: 52,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,828.40 : 152,742.60 = 35,246.40 : x
  2. Step 2: Convert to fraction form
    101,828.40/152,742.60 = 35,246.40/x
  3. Step 3: Cross multiply
    101,828.40x = 152,742.60 × 35,246.40
  4. Step 4: Simplify right side
    101,828.40x = 5,383,626,776.64
  5. Step 5: Solve for x
    x = 5,383,626,776.64/101,828.40
  6. Step 6: Final answer
    x = 52,869.60

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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.