Home / 79,026.88-109,057.08-43,216.91

Finding the Fourth Proportional to 79,026.88, 109,057.08 and 43,216.91

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Solution

The fourth proportional to 79,026.88, 109,057.08 and 43,216.91 is: 59,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,026.88 : 109,057.08 = 43,216.91 : x
  2. Step 2: Convert to fraction form
    79,026.88/109,057.08 = 43,216.91/x
  3. Step 3: Cross multiply
    79,026.88x = 109,057.08 × 43,216.91
  4. Step 4: Simplify right side
    79,026.88x = 4,713,110,011.22
  5. Step 5: Solve for x
    x = 4,713,110,011.22/79,026.88
  6. Step 6: Final answer
    x = 59,639.33

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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.