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Finding the Fourth Proportional to 79,583.40, 119,376.41 and 26,994.24

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Solution

The fourth proportional to 79,583.40, 119,376.41 and 26,994.24 is: 40,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,583.40 : 119,376.41 = 26,994.24 : x
  2. Step 2: Convert to fraction form
    79,583.40/119,376.41 = 26,994.24/x
  3. Step 3: Cross multiply
    79,583.40x = 119,376.41 × 26,994.24
  4. Step 4: Simplify right side
    79,583.40x = 3,222,475,326.91
  5. Step 5: Solve for x
    x = 3,222,475,326.91/79,583.40
  6. Step 6: Final answer
    x = 40,491.80

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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.