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Finding the Fourth Proportional to 168,000.10, 238,000.27 and 168,000.10

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Solution

The fourth proportional to 168,000.10, 238,000.27 and 168,000.10 is: 238,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000.10 : 238,000.27 = 168,000.10 : x
  2. Step 2: Convert to fraction form
    168,000.10/238,000.27 = 168,000.10/x
  3. Step 3: Cross multiply
    168,000.10x = 238,000.27 × 168,000.10
  4. Step 4: Simplify right side
    168,000.10x = 39,984,069,160.03
  5. Step 5: Solve for x
    x = 39,984,069,160.03/168,000.10
  6. Step 6: Final answer
    x = 238,000.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.