Home / 79,549.04-109,794.38-50,458.59

Finding the Fourth Proportional to 79,549.04, 109,794.38 and 50,458.59

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Solution

The fourth proportional to 79,549.04, 109,794.38 and 50,458.59 is: 69,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,549.04 : 109,794.38 = 50,458.59 : x
  2. Step 2: Convert to fraction form
    79,549.04/109,794.38 = 50,458.59/x
  3. Step 3: Cross multiply
    79,549.04x = 109,794.38 × 50,458.59
  4. Step 4: Simplify right side
    79,549.04x = 5,540,069,352.43
  5. Step 5: Solve for x
    x = 5,540,069,352.43/79,549.04
  6. Step 6: Final answer
    x = 69,643.45

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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.