Home / 187,613.43-258,906.96-101,573.32

Finding the Fourth Proportional to 187,613.43, 258,906.96 and 101,573.32

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Solution

The fourth proportional to 187,613.43, 258,906.96 and 101,573.32 is: 140,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,613.43 : 258,906.96 = 101,573.32 : x
  2. Step 2: Convert to fraction form
    187,613.43/258,906.96 = 101,573.32/x
  3. Step 3: Cross multiply
    187,613.43x = 258,906.96 × 101,573.32
  4. Step 4: Simplify right side
    187,613.43x = 26,298,039,498.31
  5. Step 5: Solve for x
    x = 26,298,039,498.31/187,613.43
  6. Step 6: Final answer
    x = 140,171.41

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1.5x scale

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.