Home / 132,395.64-182,530.44-109,650.84

Finding the Fourth Proportional to 132,395.64, 182,530.44 and 109,650.84

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Solution

The fourth proportional to 132,395.64, 182,530.44 and 109,650.84 is: 151,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,395.64 : 182,530.44 = 109,650.84 : x
  2. Step 2: Convert to fraction form
    132,395.64/182,530.44 = 109,650.84/x
  3. Step 3: Cross multiply
    132,395.64x = 182,530.44 × 109,650.84
  4. Step 4: Simplify right side
    132,395.64x = 20,014,616,071.57
  5. Step 5: Solve for x
    x = 20,014,616,071.57/132,395.64
  6. Step 6: Final answer
    x = 151,172.77

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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.