Home / 99,566.20-149,346.10-33,009.40

Finding the Fourth Proportional to 99,566.20, 149,346.10 and 33,009.40

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Solution

The fourth proportional to 99,566.20, 149,346.10 and 33,009.40 is: 49,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,566.20 : 149,346.10 = 33,009.40 : x
  2. Step 2: Convert to fraction form
    99,566.20/149,346.10 = 33,009.40/x
  3. Step 3: Cross multiply
    99,566.20x = 149,346.10 × 33,009.40
  4. Step 4: Simplify right side
    99,566.20x = 4,929,825,153.34
  5. Step 5: Solve for x
    x = 4,929,825,153.34/99,566.20
  6. Step 6: Final answer
    x = 49,513.04

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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.