Home / 132,718.46-199,159.50-53,833.37

Finding the Fourth Proportional to 132,718.46, 199,159.50 and 53,833.37

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Solution

The fourth proportional to 132,718.46, 199,159.50 and 53,833.37 is: 80,783.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,718.46 : 199,159.50 = 53,833.37 : x
  2. Step 2: Convert to fraction form
    132,718.46/199,159.50 = 53,833.37/x
  3. Step 3: Cross multiply
    132,718.46x = 199,159.50 × 53,833.37
  4. Step 4: Simplify right side
    132,718.46x = 10,721,427,052.52
  5. Step 5: Solve for x
    x = 10,721,427,052.52/132,718.46
  6. Step 6: Final answer
    x = 80,783.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.