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Finding the Fourth Proportional to 79,463.67, 119,193.66 and 40,010.19

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Solution

The fourth proportional to 79,463.67, 119,193.66 and 40,010.19 is: 60,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,463.67 : 119,193.66 = 40,010.19 : x
  2. Step 2: Convert to fraction form
    79,463.67/119,193.66 = 40,010.19/x
  3. Step 3: Cross multiply
    79,463.67x = 119,193.66 × 40,010.19
  4. Step 4: Simplify right side
    79,463.67x = 4,768,960,983.40
  5. Step 5: Solve for x
    x = 4,768,960,983.40/79,463.67
  6. Step 6: Final answer
    x = 60,014.36

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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.