Home / 187,236.97-258,387.03-102,354.03

Finding the Fourth Proportional to 187,236.97, 258,387.03 and 102,354.03

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Solution

The fourth proportional to 187,236.97, 258,387.03 and 102,354.03 is: 141,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,236.97 : 258,387.03 = 102,354.03 : x
  2. Step 2: Convert to fraction form
    187,236.97/258,387.03 = 102,354.03/x
  3. Step 3: Cross multiply
    187,236.97x = 258,387.03 × 102,354.03
  4. Step 4: Simplify right side
    187,236.97x = 26,446,953,820.23
  5. Step 5: Solve for x
    x = 26,446,953,820.23/187,236.97
  6. Step 6: Final answer
    x = 141,248.57

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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.