Home / 79,394.28-119,015.61-29,461.02

Finding the Fourth Proportional to 79,394.28, 119,015.61 and 29,461.02

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Solution

The fourth proportional to 79,394.28, 119,015.61 and 29,461.02 is: 44,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,394.28 : 119,015.61 = 29,461.02 : x
  2. Step 2: Convert to fraction form
    79,394.28/119,015.61 = 29,461.02/x
  3. Step 3: Cross multiply
    79,394.28x = 119,015.61 × 29,461.02
  4. Step 4: Simplify right side
    79,394.28x = 3,506,321,266.52
  5. Step 5: Solve for x
    x = 3,506,321,266.52/79,394.28
  6. Step 6: Final answer
    x = 44,163.40

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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.