Home / 185,409.78-278,100.70-59,044.92

Finding the Fourth Proportional to 185,409.78, 278,100.70 and 59,044.92

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Solution

The fourth proportional to 185,409.78, 278,100.70 and 59,044.92 is: 88,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,409.78 : 278,100.70 = 59,044.92 : x
  2. Step 2: Convert to fraction form
    185,409.78/278,100.70 = 59,044.92/x
  3. Step 3: Cross multiply
    185,409.78x = 278,100.70 × 59,044.92
  4. Step 4: Simplify right side
    185,409.78x = 16,420,433,583.44
  5. Step 5: Solve for x
    x = 16,420,433,583.44/185,409.78
  6. Step 6: Final answer
    x = 88,562.93

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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.