Home / 67,879.08-93,715.65-43,722.05

Finding the Fourth Proportional to 67,879.08, 93,715.65 and 43,722.05

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Solution

The fourth proportional to 67,879.08, 93,715.65 and 43,722.05 is: 60,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,879.08 : 93,715.65 = 43,722.05 : x
  2. Step 2: Convert to fraction form
    67,879.08/93,715.65 = 43,722.05/x
  3. Step 3: Cross multiply
    67,879.08x = 93,715.65 × 43,722.05
  4. Step 4: Simplify right side
    67,879.08x = 4,097,439,866.50
  5. Step 5: Solve for x
    x = 4,097,439,866.50/67,879.08
  6. Step 6: Final answer
    x = 60,363.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.