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Finding the Fourth Proportional to 192,841.89, 266,124.60 and 111,125.22

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Solution

The fourth proportional to 192,841.89, 266,124.60 and 111,125.22 is: 153,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,841.89 : 266,124.60 = 111,125.22 : x
  2. Step 2: Convert to fraction form
    192,841.89/266,124.60 = 111,125.22/x
  3. Step 3: Cross multiply
    192,841.89x = 266,124.60 × 111,125.22
  4. Step 4: Simplify right side
    192,841.89x = 29,573,154,722.41
  5. Step 5: Solve for x
    x = 29,573,154,722.41/192,841.89
  6. Step 6: Final answer
    x = 153,354.41

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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.