Home / 132,895.08-199,342.62-53,990.82

Finding the Fourth Proportional to 132,895.08, 199,342.62 and 53,990.82

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Solution

The fourth proportional to 132,895.08, 199,342.62 and 53,990.82 is: 80,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,895.08 : 199,342.62 = 53,990.82 : x
  2. Step 2: Convert to fraction form
    132,895.08/199,342.62 = 53,990.82/x
  3. Step 3: Cross multiply
    132,895.08x = 199,342.62 × 53,990.82
  4. Step 4: Simplify right side
    132,895.08x = 10,762,671,514.75
  5. Step 5: Solve for x
    x = 10,762,671,514.75/132,895.08
  6. Step 6: Final answer
    x = 80,986.23

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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.