Home / 79,232.25-109,340.52-43,423.68

Finding the Fourth Proportional to 79,232.25, 109,340.52 and 43,423.68

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Solution

The fourth proportional to 79,232.25, 109,340.52 and 43,423.68 is: 59,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,232.25 : 109,340.52 = 43,423.68 : x
  2. Step 2: Convert to fraction form
    79,232.25/109,340.52 = 43,423.68/x
  3. Step 3: Cross multiply
    79,232.25x = 109,340.52 × 43,423.68
  4. Step 4: Simplify right side
    79,232.25x = 4,747,967,751.51
  5. Step 5: Solve for x
    x = 4,747,967,751.51/79,232.25
  6. Step 6: Final answer
    x = 59,924.69

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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.