Home / 199,945.52-275,926.66-113,903.23

Finding the Fourth Proportional to 199,945.52, 275,926.66 and 113,903.23

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Solution

The fourth proportional to 199,945.52, 275,926.66 and 113,903.23 is: 157,187.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,945.52 : 275,926.66 = 113,903.23 : x
  2. Step 2: Convert to fraction form
    199,945.52/275,926.66 = 113,903.23/x
  3. Step 3: Cross multiply
    199,945.52x = 275,926.66 × 113,903.23
  4. Step 4: Simplify right side
    199,945.52x = 31,428,937,817.11
  5. Step 5: Solve for x
    x = 31,428,937,817.11/199,945.52
  6. Step 6: Final answer
    x = 157,187.51

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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.