Home / 187,226.88-258,378.72-102,348.48

Finding the Fourth Proportional to 187,226.88, 258,378.72 and 102,348.48

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Solution

The fourth proportional to 187,226.88, 258,378.72 and 102,348.48 is: 141,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,226.88 : 258,378.72 = 102,348.48 : x
  2. Step 2: Convert to fraction form
    187,226.88/258,378.72 = 102,348.48/x
  3. Step 3: Cross multiply
    187,226.88x = 258,378.72 × 102,348.48
  4. Step 4: Simplify right side
    187,226.88x = 26,444,669,256.35
  5. Step 5: Solve for x
    x = 26,444,669,256.35/187,226.88
  6. Step 6: Final answer
    x = 141,243.98

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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.