Home / 33,400.08-50,065.56-12,609

Finding the Fourth Proportional to 33,400.08, 50,065.56 and 12,609

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Solution

The fourth proportional to 33,400.08, 50,065.56 and 12,609 is: 18,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,400.08 : 50,065.56 = 12,609 : x
  2. Step 2: Convert to fraction form
    33,400.08/50,065.56 = 12,609/x
  3. Step 3: Cross multiply
    33,400.08x = 50,065.56 × 12,609
  4. Step 4: Simplify right side
    33,400.08x = 631,276,646.04
  5. Step 5: Solve for x
    x = 631,276,646.04/33,400.08
  6. Step 6: Final answer
    x = 18,900.45

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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.