Home / 104,424.91-144,115.70-61,382.82

Finding the Fourth Proportional to 104,424.91, 144,115.70 and 61,382.82

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Solution

The fourth proportional to 104,424.91, 144,115.70 and 61,382.82 is: 84,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.91 : 144,115.70 = 61,382.82 : x
  2. Step 2: Convert to fraction form
    104,424.91/144,115.70 = 61,382.82/x
  3. Step 3: Cross multiply
    104,424.91x = 144,115.70 × 61,382.82
  4. Step 4: Simplify right side
    104,424.91x = 8,846,228,305.79
  5. Step 5: Solve for x
    x = 8,846,228,305.79/104,424.91
  6. Step 6: Final answer
    x = 84,713.78

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1.5x scale

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.