Home / 193,060.89-266,266.07-135,889.47

Finding the Fourth Proportional to 193,060.89, 266,266.07 and 135,889.47

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Solution

The fourth proportional to 193,060.89, 266,266.07 and 135,889.47 is: 187,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,060.89 : 266,266.07 = 135,889.47 : x
  2. Step 2: Convert to fraction form
    193,060.89/266,266.07 = 135,889.47/x
  3. Step 3: Cross multiply
    193,060.89x = 266,266.07 × 135,889.47
  4. Step 4: Simplify right side
    193,060.89x = 36,182,754,451.84
  5. Step 5: Solve for x
    x = 36,182,754,451.84/193,060.89
  6. Step 6: Final answer
    x = 187,416.28

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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.