Home / 104,939.45-144,816.92-59,619.90

Finding the Fourth Proportional to 104,939.45, 144,816.92 and 59,619.90

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Solution

The fourth proportional to 104,939.45, 144,816.92 and 59,619.90 is: 82,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,939.45 : 144,816.92 = 59,619.90 : x
  2. Step 2: Convert to fraction form
    104,939.45/144,816.92 = 59,619.90/x
  3. Step 3: Cross multiply
    104,939.45x = 144,816.92 × 59,619.90
  4. Step 4: Simplify right side
    104,939.45x = 8,633,970,288.71
  5. Step 5: Solve for x
    x = 8,633,970,288.71/104,939.45
  6. Step 6: Final answer
    x = 82,275.73

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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.