Home / 187,554.28-258,825.34-102,676.80

Finding the Fourth Proportional to 187,554.28, 258,825.34 and 102,676.80

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Solution

The fourth proportional to 187,554.28, 258,825.34 and 102,676.80 is: 141,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,554.28 : 258,825.34 = 102,676.80 : x
  2. Step 2: Convert to fraction form
    187,554.28/258,825.34 = 102,676.80/x
  3. Step 3: Cross multiply
    187,554.28x = 258,825.34 × 102,676.80
  4. Step 4: Simplify right side
    187,554.28x = 26,575,357,670.11
  5. Step 5: Solve for x
    x = 26,575,357,670.11/187,554.28
  6. Step 6: Final answer
    x = 141,694.22

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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.