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Finding the Fourth Proportional to 79,376.63, 119,064.94 and 23,972.63

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Solution

The fourth proportional to 79,376.63, 119,064.94 and 23,972.63 is: 35,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,376.63 : 119,064.94 = 23,972.63 : x
  2. Step 2: Convert to fraction form
    79,376.63/119,064.94 = 23,972.63/x
  3. Step 3: Cross multiply
    79,376.63x = 119,064.94 × 23,972.63
  4. Step 4: Simplify right side
    79,376.63x = 2,854,299,097.34
  5. Step 5: Solve for x
    x = 2,854,299,097.34/79,376.63
  6. Step 6: Final answer
    x = 35,958.94

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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.