Home / 177,665.27-266,422.05-102,837.07

Finding the Fourth Proportional to 177,665.27, 266,422.05 and 102,837.07

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Solution

The fourth proportional to 177,665.27, 266,422.05 and 102,837.07 is: 154,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,665.27 : 266,422.05 = 102,837.07 : x
  2. Step 2: Convert to fraction form
    177,665.27/266,422.05 = 102,837.07/x
  3. Step 3: Cross multiply
    177,665.27x = 266,422.05 × 102,837.07
  4. Step 4: Simplify right side
    177,665.27x = 27,398,062,444.49
  5. Step 5: Solve for x
    x = 27,398,062,444.49/177,665.27
  6. Step 6: Final answer
    x = 154,211.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.