Home / 68,358.24-94,336.62-39,675.74

Finding the Fourth Proportional to 68,358.24, 94,336.62 and 39,675.74

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Solution

The fourth proportional to 68,358.24, 94,336.62 and 39,675.74 is: 54,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,358.24 : 94,336.62 = 39,675.74 : x
  2. Step 2: Convert to fraction form
    68,358.24/94,336.62 = 39,675.74/x
  3. Step 3: Cross multiply
    68,358.24x = 94,336.62 × 39,675.74
  4. Step 4: Simplify right side
    68,358.24x = 3,742,875,207.60
  5. Step 5: Solve for x
    x = 3,742,875,207.60/68,358.24
  6. Step 6: Final answer
    x = 54,753.83

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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.