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Finding the Fourth Proportional to 79,671.94, 119,509.35 and 24,266.50

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Solution

The fourth proportional to 79,671.94, 119,509.35 and 24,266.50 is: 36,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,671.94 : 119,509.35 = 24,266.50 : x
  2. Step 2: Convert to fraction form
    79,671.94/119,509.35 = 24,266.50/x
  3. Step 3: Cross multiply
    79,671.94x = 119,509.35 × 24,266.50
  4. Step 4: Simplify right side
    79,671.94x = 2,900,073,641.78
  5. Step 5: Solve for x
    x = 2,900,073,641.78/79,671.94
  6. Step 6: Final answer
    x = 36,400.19

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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.