Home / 52,423.09-78,626.77-16,879.70

Finding the Fourth Proportional to 52,423.09, 78,626.77 and 16,879.70

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Solution

The fourth proportional to 52,423.09, 78,626.77 and 16,879.70 is: 25,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,423.09 : 78,626.77 = 16,879.70 : x
  2. Step 2: Convert to fraction form
    52,423.09/78,626.77 = 16,879.70/x
  3. Step 3: Cross multiply
    52,423.09x = 78,626.77 × 16,879.70
  4. Step 4: Simplify right side
    52,423.09x = 1,327,196,443.94
  5. Step 5: Solve for x
    x = 1,327,196,443.94/52,423.09
  6. Step 6: Final answer
    x = 25,317.02

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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.