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Finding the Fourth Proportional to 167,196.84, 250,833.44 and 72,442.76

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Solution

The fourth proportional to 167,196.84, 250,833.44 and 72,442.76 is: 108,680.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,196.84 : 250,833.44 = 72,442.76 : x
  2. Step 2: Convert to fraction form
    167,196.84/250,833.44 = 72,442.76/x
  3. Step 3: Cross multiply
    167,196.84x = 250,833.44 × 72,442.76
  4. Step 4: Simplify right side
    167,196.84x = 18,171,066,693.89
  5. Step 5: Solve for x
    x = 18,171,066,693.89/167,196.84
  6. Step 6: Final answer
    x = 108,680.68

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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.