Home / 106,424.30-146,865.36-58,677.77

Finding the Fourth Proportional to 106,424.30, 146,865.36 and 58,677.77

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Solution

The fourth proportional to 106,424.30, 146,865.36 and 58,677.77 is: 80,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,424.30 : 146,865.36 = 58,677.77 : x
  2. Step 2: Convert to fraction form
    106,424.30/146,865.36 = 58,677.77/x
  3. Step 3: Cross multiply
    106,424.30x = 146,865.36 × 58,677.77
  4. Step 4: Simplify right side
    106,424.30x = 8,617,731,080.72
  5. Step 5: Solve for x
    x = 8,617,731,080.72/106,424.30
  6. Step 6: Final answer
    x = 80,975.22

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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.