Home / 199,627.20-299,003.40-177,465.60

Finding the Fourth Proportional to 199,627.20, 299,003.40 and 177,465.60

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Solution

The fourth proportional to 199,627.20, 299,003.40 and 177,465.60 is: 265,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,627.20 : 299,003.40 = 177,465.60 : x
  2. Step 2: Convert to fraction form
    199,627.20/299,003.40 = 177,465.60/x
  3. Step 3: Cross multiply
    199,627.20x = 299,003.40 × 177,465.60
  4. Step 4: Simplify right side
    199,627.20x = 53,062,817,783.04
  5. Step 5: Solve for x
    x = 53,062,817,783.04/199,627.20
  6. Step 6: Final answer
    x = 265,809.56

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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.