Home / 44,530.20-66,795.30-21,202.20

Finding the Fourth Proportional to 44,530.20, 66,795.30 and 21,202.20

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Solution

The fourth proportional to 44,530.20, 66,795.30 and 21,202.20 is: 31,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,530.20 : 66,795.30 = 21,202.20 : x
  2. Step 2: Convert to fraction form
    44,530.20/66,795.30 = 21,202.20/x
  3. Step 3: Cross multiply
    44,530.20x = 66,795.30 × 21,202.20
  4. Step 4: Simplify right side
    44,530.20x = 1,416,207,309.66
  5. Step 5: Solve for x
    x = 1,416,207,309.66/44,530.20
  6. Step 6: Final answer
    x = 31,803.30

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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.