Home / 183,569.37-252,853.71-129,761.88

Finding the Fourth Proportional to 183,569.37, 252,853.71 and 129,761.88

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Solution

The fourth proportional to 183,569.37, 252,853.71 and 129,761.88 is: 178,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,569.37 : 252,853.71 = 129,761.88 : x
  2. Step 2: Convert to fraction form
    183,569.37/252,853.71 = 129,761.88/x
  3. Step 3: Cross multiply
    183,569.37x = 252,853.71 × 129,761.88
  4. Step 4: Simplify right side
    183,569.37x = 32,810,772,774.57
  5. Step 5: Solve for x
    x = 32,810,772,774.57/183,569.37
  6. Step 6: Final answer
    x = 178,737.73

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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.