Home / 79,087.93-109,141.34-43,277.95

Finding the Fourth Proportional to 79,087.93, 109,141.34 and 43,277.95

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Solution

The fourth proportional to 79,087.93, 109,141.34 and 43,277.95 is: 59,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,087.93 : 109,141.34 = 43,277.95 : x
  2. Step 2: Convert to fraction form
    79,087.93/109,141.34 = 43,277.95/x
  3. Step 3: Cross multiply
    79,087.93x = 109,141.34 × 43,277.95
  4. Step 4: Simplify right side
    79,087.93x = 4,723,412,693.36
  5. Step 5: Solve for x
    x = 4,723,412,693.36/79,087.93
  6. Step 6: Final answer
    x = 59,723.56

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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.