Home / 116,767.43-174,511.35-85,243.87

Finding the Fourth Proportional to 116,767.43, 174,511.35 and 85,243.87

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Solution

The fourth proportional to 116,767.43, 174,511.35 and 85,243.87 is: 127,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,767.43 : 174,511.35 = 85,243.87 : x
  2. Step 2: Convert to fraction form
    116,767.43/174,511.35 = 85,243.87/x
  3. Step 3: Cross multiply
    116,767.43x = 174,511.35 × 85,243.87
  4. Step 4: Simplify right side
    116,767.43x = 14,876,022,832.92
  5. Step 5: Solve for x
    x = 14,876,022,832.92/116,767.43
  6. Step 6: Final answer
    x = 127,398.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.