Home / 107,619.16-161,429.55-37,498.36

Finding the Fourth Proportional to 107,619.16, 161,429.55 and 37,498.36

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Solution

The fourth proportional to 107,619.16, 161,429.55 and 37,498.36 is: 56,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,619.16 : 161,429.55 = 37,498.36 : x
  2. Step 2: Convert to fraction form
    107,619.16/161,429.55 = 37,498.36/x
  3. Step 3: Cross multiply
    107,619.16x = 161,429.55 × 37,498.36
  4. Step 4: Simplify right side
    107,619.16x = 6,053,343,380.54
  5. Step 5: Solve for x
    x = 6,053,343,380.54/107,619.16
  6. Step 6: Final answer
    x = 56,247.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.