Home / 187,753.55-259,099.56-107,206.34

Finding the Fourth Proportional to 187,753.55, 259,099.56 and 107,206.34

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Solution

The fourth proportional to 187,753.55, 259,099.56 and 107,206.34 is: 147,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,753.55 : 259,099.56 = 107,206.34 : x
  2. Step 2: Convert to fraction form
    187,753.55/259,099.56 = 107,206.34/x
  3. Step 3: Cross multiply
    187,753.55x = 259,099.56 × 107,206.34
  4. Step 4: Simplify right side
    187,753.55x = 27,777,114,227.71
  5. Step 5: Solve for x
    x = 27,777,114,227.71/187,753.55
  6. Step 6: Final answer
    x = 147,944.55

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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.