Home / 67,266.38-92,827.61-38,988.47

Finding the Fourth Proportional to 67,266.38, 92,827.61 and 38,988.47

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Solution

The fourth proportional to 67,266.38, 92,827.61 and 38,988.47 is: 53,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,266.38 : 92,827.61 = 38,988.47 : x
  2. Step 2: Convert to fraction form
    67,266.38/92,827.61 = 38,988.47/x
  3. Step 3: Cross multiply
    67,266.38x = 92,827.61 × 38,988.47
  4. Step 4: Simplify right side
    67,266.38x = 3,619,205,828.58
  5. Step 5: Solve for x
    x = 3,619,205,828.58/67,266.38
  6. Step 6: Final answer
    x = 53,804.09

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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.