Home / 79,426.36-109,610.04-43,618.96

Finding the Fourth Proportional to 79,426.36, 109,610.04 and 43,618.96

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Solution

The fourth proportional to 79,426.36, 109,610.04 and 43,618.96 is: 60,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,426.36 : 109,610.04 = 43,618.96 : x
  2. Step 2: Convert to fraction form
    79,426.36/109,610.04 = 43,618.96/x
  3. Step 3: Cross multiply
    79,426.36x = 109,610.04 × 43,618.96
  4. Step 4: Simplify right side
    79,426.36x = 4,781,075,950.36
  5. Step 5: Solve for x
    x = 4,781,075,950.36/79,426.36
  6. Step 6: Final answer
    x = 60,195.08

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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.