Home / 132,708.15-199,060.99-53,803.62

Finding the Fourth Proportional to 132,708.15, 199,060.99 and 53,803.62

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Solution

The fourth proportional to 132,708.15, 199,060.99 and 53,803.62 is: 80,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,708.15 : 199,060.99 = 53,803.62 : x
  2. Step 2: Convert to fraction form
    132,708.15/199,060.99 = 53,803.62/x
  3. Step 3: Cross multiply
    132,708.15x = 199,060.99 × 53,803.62
  4. Step 4: Simplify right side
    132,708.15x = 10,710,201,728.27
  5. Step 5: Solve for x
    x = 10,710,201,728.27/132,708.15
  6. Step 6: Final answer
    x = 80,704.93

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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.