Home / 107,868.79-161,826.55-41,308.93

Finding the Fourth Proportional to 107,868.79, 161,826.55 and 41,308.93

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Solution

The fourth proportional to 107,868.79, 161,826.55 and 41,308.93 is: 61,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.79 : 161,826.55 = 41,308.93 : x
  2. Step 2: Convert to fraction form
    107,868.79/161,826.55 = 41,308.93/x
  3. Step 3: Cross multiply
    107,868.79x = 161,826.55 × 41,308.93
  4. Step 4: Simplify right side
    107,868.79x = 6,684,881,626.09
  5. Step 5: Solve for x
    x = 6,684,881,626.09/107,868.79
  6. Step 6: Final answer
    x = 61,972.34

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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.