Home / 193,121.36-266,510.76-108,233.36

Finding the Fourth Proportional to 193,121.36, 266,510.76 and 108,233.36

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Solution

The fourth proportional to 193,121.36, 266,510.76 and 108,233.36 is: 149,363.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,121.36 : 266,510.76 = 108,233.36 : x
  2. Step 2: Convert to fraction form
    193,121.36/266,510.76 = 108,233.36/x
  3. Step 3: Cross multiply
    193,121.36x = 266,510.76 × 108,233.36
  4. Step 4: Simplify right side
    193,121.36x = 28,845,355,030.95
  5. Step 5: Solve for x
    x = 28,845,355,030.95/193,121.36
  6. Step 6: Final answer
    x = 149,363.88

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1.5x scale

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.