Home / 132,753.34-183,201.75-72,326.86

Finding the Fourth Proportional to 132,753.34, 183,201.75 and 72,326.86

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Solution

The fourth proportional to 132,753.34, 183,201.75 and 72,326.86 is: 99,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,753.34 : 183,201.75 = 72,326.86 : x
  2. Step 2: Convert to fraction form
    132,753.34/183,201.75 = 72,326.86/x
  3. Step 3: Cross multiply
    132,753.34x = 183,201.75 × 72,326.86
  4. Step 4: Simplify right side
    132,753.34x = 13,250,407,324.01
  5. Step 5: Solve for x
    x = 13,250,407,324.01/132,753.34
  6. Step 6: Final answer
    x = 99,812.23

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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.