Home / 185,813.37-278,719.95-52,694.79

Finding the Fourth Proportional to 185,813.37, 278,719.95 and 52,694.79

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Solution

The fourth proportional to 185,813.37, 278,719.95 and 52,694.79 is: 79,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,813.37 : 278,719.95 = 52,694.79 : x
  2. Step 2: Convert to fraction form
    185,813.37/278,719.95 = 52,694.79/x
  3. Step 3: Cross multiply
    185,813.37x = 278,719.95 × 52,694.79
  4. Step 4: Simplify right side
    185,813.37x = 14,687,089,234.06
  5. Step 5: Solve for x
    x = 14,687,089,234.06/185,813.37
  6. Step 6: Final answer
    x = 79,042.16

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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.