Home / 106,392.36-146,780.24-61,053.96

Finding the Fourth Proportional to 106,392.36, 146,780.24 and 61,053.96

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Solution

The fourth proportional to 106,392.36, 146,780.24 and 61,053.96 is: 84,230.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,392.36 : 146,780.24 = 61,053.96 : x
  2. Step 2: Convert to fraction form
    106,392.36/146,780.24 = 61,053.96/x
  3. Step 3: Cross multiply
    106,392.36x = 146,780.24 × 61,053.96
  4. Step 4: Simplify right side
    106,392.36x = 8,961,514,901.75
  5. Step 5: Solve for x
    x = 8,961,514,901.75/106,392.36
  6. Step 6: Final answer
    x = 84,230.81

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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.