Home / 107,826.84-161,685.03-57,948.93

Finding the Fourth Proportional to 107,826.84, 161,685.03 and 57,948.93

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Solution

The fourth proportional to 107,826.84, 161,685.03 and 57,948.93 is: 86,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,826.84 : 161,685.03 = 57,948.93 : x
  2. Step 2: Convert to fraction form
    107,826.84/161,685.03 = 57,948.93/x
  3. Step 3: Cross multiply
    107,826.84x = 161,685.03 × 57,948.93
  4. Step 4: Simplify right side
    107,826.84x = 9,369,474,485.52
  5. Step 5: Solve for x
    x = 9,369,474,485.52/107,826.84
  6. Step 6: Final answer
    x = 86,893.71

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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.