Home / 106,239.79-146,635.82-60,916.96

Finding the Fourth Proportional to 106,239.79, 146,635.82 and 60,916.96

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Solution

The fourth proportional to 106,239.79, 146,635.82 and 60,916.96 is: 84,079.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,239.79 : 146,635.82 = 60,916.96 : x
  2. Step 2: Convert to fraction form
    106,239.79/146,635.82 = 60,916.96/x
  3. Step 3: Cross multiply
    106,239.79x = 146,635.82 × 60,916.96
  4. Step 4: Simplify right side
    106,239.79x = 8,932,608,381.51
  5. Step 5: Solve for x
    x = 8,932,608,381.51/106,239.79
  6. Step 6: Final answer
    x = 84,079.69

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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.