Home / 79,303.44-109,473.52-55,523.36

Finding the Fourth Proportional to 79,303.44, 109,473.52 and 55,523.36

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Solution

The fourth proportional to 79,303.44, 109,473.52 and 55,523.36 is: 76,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,303.44 : 109,473.52 = 55,523.36 : x
  2. Step 2: Convert to fraction form
    79,303.44/109,473.52 = 55,523.36/x
  3. Step 3: Cross multiply
    79,303.44x = 109,473.52 × 55,523.36
  4. Step 4: Simplify right side
    79,303.44x = 6,078,337,661.43
  5. Step 5: Solve for x
    x = 6,078,337,661.43/79,303.44
  6. Step 6: Final answer
    x = 76,646.58

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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.