Home / 119,816.01-179,760.47-56,684.61

Finding the Fourth Proportional to 119,816.01, 179,760.47 and 56,684.61

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Solution

The fourth proportional to 119,816.01, 179,760.47 and 56,684.61 is: 85,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,816.01 : 179,760.47 = 56,684.61 : x
  2. Step 2: Convert to fraction form
    119,816.01/179,760.47 = 56,684.61/x
  3. Step 3: Cross multiply
    119,816.01x = 179,760.47 × 56,684.61
  4. Step 4: Simplify right side
    119,816.01x = 10,189,651,851.94
  5. Step 5: Solve for x
    x = 10,189,651,851.94/119,816.01
  6. Step 6: Final answer
    x = 85,044.16

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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.