Home / 107,950.46-161,886.78-45,625.82

Finding the Fourth Proportional to 107,950.46, 161,886.78 and 45,625.82

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Solution

The fourth proportional to 107,950.46, 161,886.78 and 45,625.82 is: 68,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,950.46 : 161,886.78 = 45,625.82 : x
  2. Step 2: Convert to fraction form
    107,950.46/161,886.78 = 45,625.82/x
  3. Step 3: Cross multiply
    107,950.46x = 161,886.78 × 45,625.82
  4. Step 4: Simplify right side
    107,950.46x = 7,386,216,275.23
  5. Step 5: Solve for x
    x = 7,386,216,275.23/107,950.46
  6. Step 6: Final answer
    x = 68,422.28

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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.