Home / 258,116.14-356,245.89-193,031.48

Finding the Fourth Proportional to 258,116.14, 356,245.89 and 193,031.48

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Solution

The fourth proportional to 258,116.14, 356,245.89 and 193,031.48 is: 266,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,116.14 : 356,245.89 = 193,031.48 : x
  2. Step 2: Convert to fraction form
    258,116.14/356,245.89 = 193,031.48/x
  3. Step 3: Cross multiply
    258,116.14x = 356,245.89 × 193,031.48
  4. Step 4: Simplify right side
    258,116.14x = 68,766,670,091.97
  5. Step 5: Solve for x
    x = 68,766,670,091.97/258,116.14
  6. Step 6: Final answer
    x = 266,417.55

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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.