Home / 188,748.01-260,475.78-103,864.87

Finding the Fourth Proportional to 188,748.01, 260,475.78 and 103,864.87

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Solution

The fourth proportional to 188,748.01, 260,475.78 and 103,864.87 is: 143,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,748.01 : 260,475.78 = 103,864.87 : x
  2. Step 2: Convert to fraction form
    188,748.01/260,475.78 = 103,864.87/x
  3. Step 3: Cross multiply
    188,748.01x = 260,475.78 × 103,864.87
  4. Step 4: Simplify right side
    188,748.01x = 27,054,283,027.85
  5. Step 5: Solve for x
    x = 27,054,283,027.85/188,748.01
  6. Step 6: Final answer
    x = 143,335.46

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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.