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Finding the Fourth Proportional to 223,870.60, 335,867.22 and 66,098.92

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Solution

The fourth proportional to 223,870.60, 335,867.22 and 66,098.92 is: 99,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,870.60 : 335,867.22 = 66,098.92 : x
  2. Step 2: Convert to fraction form
    223,870.60/335,867.22 = 66,098.92/x
  3. Step 3: Cross multiply
    223,870.60x = 335,867.22 × 66,098.92
  4. Step 4: Simplify right side
    223,870.60x = 22,200,460,505.40
  5. Step 5: Solve for x
    x = 22,200,460,505.40/223,870.60
  6. Step 6: Final answer
    x = 99,166.49

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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.