Home / 79,009.29-109,032.08-43,198.92

Finding the Fourth Proportional to 79,009.29, 109,032.08 and 43,198.92

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Solution

The fourth proportional to 79,009.29, 109,032.08 and 43,198.92 is: 59,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,009.29 : 109,032.08 = 43,198.92 : x
  2. Step 2: Convert to fraction form
    79,009.29/109,032.08 = 43,198.92/x
  3. Step 3: Cross multiply
    79,009.29x = 109,032.08 × 43,198.92
  4. Step 4: Simplify right side
    79,009.29x = 4,710,067,885.36
  5. Step 5: Solve for x
    x = 4,710,067,885.36/79,009.29
  6. Step 6: Final answer
    x = 59,614.10

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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.