Home / 131,953.93-182,120.81-75,365.30

Finding the Fourth Proportional to 131,953.93, 182,120.81 and 75,365.30

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Solution

The fourth proportional to 131,953.93, 182,120.81 and 75,365.30 is: 104,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,953.93 : 182,120.81 = 75,365.30 : x
  2. Step 2: Convert to fraction form
    131,953.93/182,120.81 = 75,365.30/x
  3. Step 3: Cross multiply
    131,953.93x = 182,120.81 × 75,365.30
  4. Step 4: Simplify right side
    131,953.93x = 13,725,589,560.37
  5. Step 5: Solve for x
    x = 13,725,589,560.37/131,953.93
  6. Step 6: Final answer
    x = 104,018.04

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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.