Home / 185,539.41-278,277.12-52,388.57

Finding the Fourth Proportional to 185,539.41, 278,277.12 and 52,388.57

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Solution

The fourth proportional to 185,539.41, 278,277.12 and 52,388.57 is: 78,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,539.41 : 278,277.12 = 52,388.57 : x
  2. Step 2: Convert to fraction form
    185,539.41/278,277.12 = 52,388.57/x
  3. Step 3: Cross multiply
    185,539.41x = 278,277.12 × 52,388.57
  4. Step 4: Simplify right side
    185,539.41x = 14,578,541,076.21
  5. Step 5: Solve for x
    x = 14,578,541,076.21/185,539.41
  6. Step 6: Final answer
    x = 78,573.82

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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.