Home / 193,187.30-266,605.38-112,601.84

Finding the Fourth Proportional to 193,187.30, 266,605.38 and 112,601.84

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Solution

The fourth proportional to 193,187.30, 266,605.38 and 112,601.84 is: 155,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,187.30 : 266,605.38 = 112,601.84 : x
  2. Step 2: Convert to fraction form
    193,187.30/266,605.38 = 112,601.84/x
  3. Step 3: Cross multiply
    193,187.30x = 266,605.38 × 112,601.84
  4. Step 4: Simplify right side
    193,187.30x = 30,020,256,341.90
  5. Step 5: Solve for x
    x = 30,020,256,341.90/193,187.30
  6. Step 6: Final answer
    x = 155,394.56

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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.