Home / 193,278.56-266,663.88-111,596.13

Finding the Fourth Proportional to 193,278.56, 266,663.88 and 111,596.13

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Solution

The fourth proportional to 193,278.56, 266,663.88 and 111,596.13 is: 153,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,278.56 : 266,663.88 = 111,596.13 : x
  2. Step 2: Convert to fraction form
    193,278.56/266,663.88 = 111,596.13/x
  3. Step 3: Cross multiply
    193,278.56x = 266,663.88 × 111,596.13
  4. Step 4: Simplify right side
    193,278.56x = 29,758,657,018.78
  5. Step 5: Solve for x
    x = 29,758,657,018.78/193,278.56
  6. Step 6: Final answer
    x = 153,967.71

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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.