Home / 177,828.41-266,814.71-77,935.97

Finding the Fourth Proportional to 177,828.41, 266,814.71 and 77,935.97

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Solution

The fourth proportional to 177,828.41, 266,814.71 and 77,935.97 is: 116,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,828.41 : 266,814.71 = 77,935.97 : x
  2. Step 2: Convert to fraction form
    177,828.41/266,814.71 = 77,935.97/x
  3. Step 3: Cross multiply
    177,828.41x = 266,814.71 × 77,935.97
  4. Step 4: Simplify right side
    177,828.41x = 20,794,461,510.37
  5. Step 5: Solve for x
    x = 20,794,461,510.37/177,828.41
  6. Step 6: Final answer
    x = 116,935.55

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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.