Home / 185,478.36-278,239.41-59,074.62

Finding the Fourth Proportional to 185,478.36, 278,239.41 and 59,074.62

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Solution

The fourth proportional to 185,478.36, 278,239.41 and 59,074.62 is: 88,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,478.36 : 278,239.41 = 59,074.62 : x
  2. Step 2: Convert to fraction form
    185,478.36/278,239.41 = 59,074.62/x
  3. Step 3: Cross multiply
    185,478.36x = 278,239.41 × 59,074.62
  4. Step 4: Simplify right side
    185,478.36x = 16,436,887,414.77
  5. Step 5: Solve for x
    x = 16,436,887,414.77/185,478.36
  6. Step 6: Final answer
    x = 88,618.90

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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.