Home / 132,727.20-183,161.52-73,111.20

Finding the Fourth Proportional to 132,727.20, 183,161.52 and 73,111.20

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Solution

The fourth proportional to 132,727.20, 183,161.52 and 73,111.20 is: 100,892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,727.20 : 183,161.52 = 73,111.20 : x
  2. Step 2: Convert to fraction form
    132,727.20/183,161.52 = 73,111.20/x
  3. Step 3: Cross multiply
    132,727.20x = 183,161.52 × 73,111.20
  4. Step 4: Simplify right side
    132,727.20x = 13,391,158,521.02
  5. Step 5: Solve for x
    x = 13,391,158,521.02/132,727.20
  6. Step 6: Final answer
    x = 100,892.35

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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.