Home / 68,325.45-94,332.96-42,866.70

Finding the Fourth Proportional to 68,325.45, 94,332.96 and 42,866.70

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Solution

The fourth proportional to 68,325.45, 94,332.96 and 42,866.70 is: 59,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,325.45 : 94,332.96 = 42,866.70 : x
  2. Step 2: Convert to fraction form
    68,325.45/94,332.96 = 42,866.70/x
  3. Step 3: Cross multiply
    68,325.45x = 94,332.96 × 42,866.70
  4. Step 4: Simplify right side
    68,325.45x = 4,043,742,696.43
  5. Step 5: Solve for x
    x = 4,043,742,696.43/68,325.45
  6. Step 6: Final answer
    x = 59,183.55

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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.