Home / 119,008.37-178,425.06-56,722.61

Finding the Fourth Proportional to 119,008.37, 178,425.06 and 56,722.61

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Solution

The fourth proportional to 119,008.37, 178,425.06 and 56,722.61 is: 85,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,008.37 : 178,425.06 = 56,722.61 : x
  2. Step 2: Convert to fraction form
    119,008.37/178,425.06 = 56,722.61/x
  3. Step 3: Cross multiply
    119,008.37x = 178,425.06 × 56,722.61
  4. Step 4: Simplify right side
    119,008.37x = 10,120,734,200.48
  5. Step 5: Solve for x
    x = 10,120,734,200.48/119,008.37
  6. Step 6: Final answer
    x = 85,042.21

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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.