Home / 72,926.04-109,347.30-43,364.52

Finding the Fourth Proportional to 72,926.04, 109,347.30 and 43,364.52

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Solution

The fourth proportional to 72,926.04, 109,347.30 and 43,364.52 is: 65,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,926.04 : 109,347.30 = 43,364.52 : x
  2. Step 2: Convert to fraction form
    72,926.04/109,347.30 = 43,364.52/x
  3. Step 3: Cross multiply
    72,926.04x = 109,347.30 × 43,364.52
  4. Step 4: Simplify right side
    72,926.04x = 4,741,793,177.80
  5. Step 5: Solve for x
    x = 4,741,793,177.80/72,926.04
  6. Step 6: Final answer
    x = 65,021.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.