Home / 79,567.08-109,819.32-50,476.68

Finding the Fourth Proportional to 79,567.08, 109,819.32 and 50,476.68

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Solution

The fourth proportional to 79,567.08, 109,819.32 and 50,476.68 is: 69,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,567.08 : 109,819.32 = 50,476.68 : x
  2. Step 2: Convert to fraction form
    79,567.08/109,819.32 = 50,476.68/x
  3. Step 3: Cross multiply
    79,567.08x = 109,819.32 × 50,476.68
  4. Step 4: Simplify right side
    79,567.08x = 5,543,314,673.46
  5. Step 5: Solve for x
    x = 5,543,314,673.46/79,567.08
  6. Step 6: Final answer
    x = 69,668.44

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1.5x scale

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.