Home / 209,573.00-314,183.17-91,155.15

Finding the Fourth Proportional to 209,573.00, 314,183.17 and 91,155.15

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Solution

The fourth proportional to 209,573.00, 314,183.17 and 91,155.15 is: 136,656.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,573.00 : 314,183.17 = 91,155.15 : x
  2. Step 2: Convert to fraction form
    209,573.00/314,183.17 = 91,155.15/x
  3. Step 3: Cross multiply
    209,573.00x = 314,183.17 × 91,155.15
  4. Step 4: Simplify right side
    209,573.00x = 28,639,415,242.78
  5. Step 5: Solve for x
    x = 28,639,415,242.78/209,573.00
  6. Step 6: Final answer
    x = 136,656.03

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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.