Home / 79,612.26-119,429.37-27,007.62

Finding the Fourth Proportional to 79,612.26, 119,429.37 and 27,007.62

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Solution

The fourth proportional to 79,612.26, 119,429.37 and 27,007.62 is: 40,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,612.26 : 119,429.37 = 27,007.62 : x
  2. Step 2: Convert to fraction form
    79,612.26/119,429.37 = 27,007.62/x
  3. Step 3: Cross multiply
    79,612.26x = 119,429.37 × 27,007.62
  4. Step 4: Simplify right side
    79,612.26x = 3,225,503,041.80
  5. Step 5: Solve for x
    x = 3,225,503,041.80/79,612.26
  6. Step 6: Final answer
    x = 40,515.15

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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.