Home / 67,935.32-101,920.68-25,816.16

Finding the Fourth Proportional to 67,935.32, 101,920.68 and 25,816.16

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Solution

The fourth proportional to 67,935.32, 101,920.68 and 25,816.16 is: 38,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,935.32 : 101,920.68 = 25,816.16 : x
  2. Step 2: Convert to fraction form
    67,935.32/101,920.68 = 25,816.16/x
  3. Step 3: Cross multiply
    67,935.32x = 101,920.68 × 25,816.16
  4. Step 4: Simplify right side
    67,935.32x = 2,631,200,582.19
  5. Step 5: Solve for x
    x = 2,631,200,582.19/67,935.32
  6. Step 6: Final answer
    x = 38,730.97

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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.