Home / 70,006.08-104,987.25-30,552.60

Finding the Fourth Proportional to 70,006.08, 104,987.25 and 30,552.60

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Solution

The fourth proportional to 70,006.08, 104,987.25 and 30,552.60 is: 45,819.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,006.08 : 104,987.25 = 30,552.60 : x
  2. Step 2: Convert to fraction form
    70,006.08/104,987.25 = 30,552.60/x
  3. Step 3: Cross multiply
    70,006.08x = 104,987.25 × 30,552.60
  4. Step 4: Simplify right side
    70,006.08x = 3,207,633,454.35
  5. Step 5: Solve for x
    x = 3,207,633,454.35/70,006.08
  6. Step 6: Final answer
    x = 45,819.36

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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.