Home / 187,846.60-259,226.94-102,962.20

Finding the Fourth Proportional to 187,846.60, 259,226.94 and 102,962.20

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Solution

The fourth proportional to 187,846.60, 259,226.94 and 102,962.20 is: 142,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,846.60 : 259,226.94 = 102,962.20 : x
  2. Step 2: Convert to fraction form
    187,846.60/259,226.94 = 102,962.20/x
  3. Step 3: Cross multiply
    187,846.60x = 259,226.94 × 102,962.20
  4. Step 4: Simplify right side
    187,846.60x = 26,690,576,041.67
  5. Step 5: Solve for x
    x = 26,690,576,041.67/187,846.60
  6. Step 6: Final answer
    x = 142,087.09

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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.