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Finding the Fourth Proportional to 166,816.40, 250,228.71 and 48,488.76

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Solution

The fourth proportional to 166,816.40, 250,228.71 and 48,488.76 is: 72,734.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,816.40 : 250,228.71 = 48,488.76 : x
  2. Step 2: Convert to fraction form
    166,816.40/250,228.71 = 48,488.76/x
  3. Step 3: Cross multiply
    166,816.40x = 250,228.71 × 48,488.76
  4. Step 4: Simplify right side
    166,816.40x = 12,133,279,864.30
  5. Step 5: Solve for x
    x = 12,133,279,864.30/166,816.40
  6. Step 6: Final answer
    x = 72,734.34

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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.