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Finding the Fourth Proportional to 79,416.16, 119,124.50 and 26,826.08

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Solution

The fourth proportional to 79,416.16, 119,124.50 and 26,826.08 is: 40,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,416.16 : 119,124.50 = 26,826.08 : x
  2. Step 2: Convert to fraction form
    79,416.16/119,124.50 = 26,826.08/x
  3. Step 3: Cross multiply
    79,416.16x = 119,124.50 × 26,826.08
  4. Step 4: Simplify right side
    79,416.16x = 3,195,643,366.96
  5. Step 5: Solve for x
    x = 3,195,643,366.96/79,416.16
  6. Step 6: Final answer
    x = 40,239.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.