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Finding the Fourth Proportional to 158,029.67, 218,063.09 and 93,500.89

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Solution

The fourth proportional to 158,029.67, 218,063.09 and 93,500.89 is: 129,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,029.67 : 218,063.09 = 93,500.89 : x
  2. Step 2: Convert to fraction form
    158,029.67/218,063.09 = 93,500.89/x
  3. Step 3: Cross multiply
    158,029.67x = 218,063.09 × 93,500.89
  4. Step 4: Simplify right side
    158,029.67x = 20,389,091,433.33
  5. Step 5: Solve for x
    x = 20,389,091,433.33/158,029.67
  6. Step 6: Final answer
    x = 129,020.65

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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.