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Finding the Fourth Proportional to 193,181.69, 266,690.88 and 150,064.58

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Solution

The fourth proportional to 193,181.69, 266,690.88 and 150,064.58 is: 207,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,181.69 : 266,690.88 = 150,064.58 : x
  2. Step 2: Convert to fraction form
    193,181.69/266,690.88 = 150,064.58/x
  3. Step 3: Cross multiply
    193,181.69x = 266,690.88 × 150,064.58
  4. Step 4: Simplify right side
    193,181.69x = 40,020,855,563.76
  5. Step 5: Solve for x
    x = 40,020,855,563.76/193,181.69
  6. Step 6: Final answer
    x = 207,166.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.