Home / 193,063.38-266,132.13-135,541.32

Finding the Fourth Proportional to 193,063.38, 266,132.13 and 135,541.32

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Solution

The fourth proportional to 193,063.38, 266,132.13 and 135,541.32 is: 186,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,063.38 : 266,132.13 = 135,541.32 : x
  2. Step 2: Convert to fraction form
    193,063.38/266,132.13 = 135,541.32/x
  3. Step 3: Cross multiply
    193,063.38x = 266,132.13 × 135,541.32
  4. Step 4: Simplify right side
    193,063.38x = 36,071,900,194.61
  5. Step 5: Solve for x
    x = 36,071,900,194.61/193,063.38
  6. Step 6: Final answer
    x = 186,839.68

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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.