Home / 187,595.06-258,906.98-115,041.33

Finding the Fourth Proportional to 187,595.06, 258,906.98 and 115,041.33

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Solution

The fourth proportional to 187,595.06, 258,906.98 and 115,041.33 is: 158,772.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,595.06 : 258,906.98 = 115,041.33 : x
  2. Step 2: Convert to fraction form
    187,595.06/258,906.98 = 115,041.33/x
  3. Step 3: Cross multiply
    187,595.06x = 258,906.98 × 115,041.33
  4. Step 4: Simplify right side
    187,595.06x = 29,785,003,613.09
  5. Step 5: Solve for x
    x = 29,785,003,613.09/187,595.06
  6. Step 6: Final answer
    x = 158,772.86

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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.