Home / 107,919.64-161,787.16-41,407.50

Finding the Fourth Proportional to 107,919.64, 161,787.16 and 41,407.50

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Solution

The fourth proportional to 107,919.64, 161,787.16 and 41,407.50 is: 62,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,919.64 : 161,787.16 = 41,407.50 : x
  2. Step 2: Convert to fraction form
    107,919.64/161,787.16 = 41,407.50/x
  3. Step 3: Cross multiply
    107,919.64x = 161,787.16 × 41,407.50
  4. Step 4: Simplify right side
    107,919.64x = 6,699,201,620.66
  5. Step 5: Solve for x
    x = 6,699,201,620.66/107,919.64
  6. Step 6: Final answer
    x = 62,075.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.