Home / 193,081.00-266,172.59-135,545.13

Finding the Fourth Proportional to 193,081.00, 266,172.59 and 135,545.13

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Solution

The fourth proportional to 193,081.00, 266,172.59 and 135,545.13 is: 186,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,081.00 : 266,172.59 = 135,545.13 : x
  2. Step 2: Convert to fraction form
    193,081.00/266,172.59 = 135,545.13/x
  3. Step 3: Cross multiply
    193,081.00x = 266,172.59 × 135,545.13
  4. Step 4: Simplify right side
    193,081.00x = 36,078,399,966.37
  5. Step 5: Solve for x
    x = 36,078,399,966.37/193,081.00
  6. Step 6: Final answer
    x = 186,856.29

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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.