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Finding the Fourth Proportional to 235,599.94, 353,439.60 and 109,188.91

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Solution

The fourth proportional to 235,599.94, 353,439.60 and 109,188.91 is: 163,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,599.94 : 353,439.60 = 109,188.91 : x
  2. Step 2: Convert to fraction form
    235,599.94/353,439.60 = 109,188.91/x
  3. Step 3: Cross multiply
    235,599.94x = 353,439.60 × 109,188.91
  4. Step 4: Simplify right side
    235,599.94x = 38,591,684,674.84
  5. Step 5: Solve for x
    x = 38,591,684,674.84/235,599.94
  6. Step 6: Final answer
    x = 163,801.76

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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.