Home / 187,591.56-258,900.99-107,000.58

Finding the Fourth Proportional to 187,591.56, 258,900.99 and 107,000.58

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Solution

The fourth proportional to 187,591.56, 258,900.99 and 107,000.58 is: 147,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,591.56 : 258,900.99 = 107,000.58 : x
  2. Step 2: Convert to fraction form
    187,591.56/258,900.99 = 107,000.58/x
  3. Step 3: Cross multiply
    187,591.56x = 258,900.99 × 107,000.58
  4. Step 4: Simplify right side
    187,591.56x = 27,702,556,092.57
  5. Step 5: Solve for x
    x = 27,702,556,092.57/187,591.56
  6. Step 6: Final answer
    x = 147,674.85

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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.