Home / 187,034.54-258,103.68-102,151.94

Finding the Fourth Proportional to 187,034.54, 258,103.68 and 102,151.94

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Solution

The fourth proportional to 187,034.54, 258,103.68 and 102,151.94 is: 140,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,034.54 : 258,103.68 = 102,151.94 : x
  2. Step 2: Convert to fraction form
    187,034.54/258,103.68 = 102,151.94/x
  3. Step 3: Cross multiply
    187,034.54x = 258,103.68 × 102,151.94
  4. Step 4: Simplify right side
    187,034.54x = 26,365,791,633.14
  5. Step 5: Solve for x
    x = 26,365,791,633.14/187,034.54
  6. Step 6: Final answer
    x = 140,967.50

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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.