Home / 181,210.92-271,708.71-68,899.35

Finding the Fourth Proportional to 181,210.92, 271,708.71 and 68,899.35

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Solution

The fourth proportional to 181,210.92, 271,708.71 and 68,899.35 is: 103,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,210.92 : 271,708.71 = 68,899.35 : x
  2. Step 2: Convert to fraction form
    181,210.92/271,708.71 = 68,899.35/x
  3. Step 3: Cross multiply
    181,210.92x = 271,708.71 × 68,899.35
  4. Step 4: Simplify right side
    181,210.92x = 18,720,553,508.34
  5. Step 5: Solve for x
    x = 18,720,553,508.34/181,210.92
  6. Step 6: Final answer
    x = 103,308.09

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1.5x scale

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.