Home / 187,616.73-258,908.52-102,733.80

Finding the Fourth Proportional to 187,616.73, 258,908.52 and 102,733.80

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Solution

The fourth proportional to 187,616.73, 258,908.52 and 102,733.80 is: 141,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,616.73 : 258,908.52 = 102,733.80 : x
  2. Step 2: Convert to fraction form
    187,616.73/258,908.52 = 102,733.80/x
  3. Step 3: Cross multiply
    187,616.73x = 258,908.52 × 102,733.80
  4. Step 4: Simplify right side
    187,616.73x = 26,598,656,111.98
  5. Step 5: Solve for x
    x = 26,598,656,111.98/187,616.73
  6. Step 6: Final answer
    x = 141,771.24

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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.