Home / 199,258.05-274,966.07-113,205.75

Finding the Fourth Proportional to 199,258.05, 274,966.07 and 113,205.75

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Solution

The fourth proportional to 199,258.05, 274,966.07 and 113,205.75 is: 156,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,258.05 : 274,966.07 = 113,205.75 : x
  2. Step 2: Convert to fraction form
    199,258.05/274,966.07 = 113,205.75/x
  3. Step 3: Cross multiply
    199,258.05x = 274,966.07 × 113,205.75
  4. Step 4: Simplify right side
    199,258.05x = 31,127,739,612.87
  5. Step 5: Solve for x
    x = 31,127,739,612.87/199,258.05
  6. Step 6: Final answer
    x = 156,218.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.