Home / 187,118.14-258,220.02-102,233.38

Finding the Fourth Proportional to 187,118.14, 258,220.02 and 102,233.38

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Solution

The fourth proportional to 187,118.14, 258,220.02 and 102,233.38 is: 141,080.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,118.14 : 258,220.02 = 102,233.38 : x
  2. Step 2: Convert to fraction form
    187,118.14/258,220.02 = 102,233.38/x
  3. Step 3: Cross multiply
    187,118.14x = 258,220.02 × 102,233.38
  4. Step 4: Simplify right side
    187,118.14x = 26,398,705,428.27
  5. Step 5: Solve for x
    x = 26,398,705,428.27/187,118.14
  6. Step 6: Final answer
    x = 141,080.42

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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.