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Finding the Fourth Proportional to 167,007.45, 250,511.18 and 42,348.45

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Solution

The fourth proportional to 167,007.45, 250,511.18 and 42,348.45 is: 63,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,007.45 : 250,511.18 = 42,348.45 : x
  2. Step 2: Convert to fraction form
    167,007.45/250,511.18 = 42,348.45/x
  3. Step 3: Cross multiply
    167,007.45x = 250,511.18 × 42,348.45
  4. Step 4: Simplify right side
    167,007.45x = 10,608,759,968.93
  5. Step 5: Solve for x
    x = 10,608,759,968.93/167,007.45
  6. Step 6: Final answer
    x = 63,522.68

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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.