Home / 177,769.13-266,653.71-53,110.13

Finding the Fourth Proportional to 177,769.13, 266,653.71 and 53,110.13

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Solution

The fourth proportional to 177,769.13, 266,653.71 and 53,110.13 is: 79,665.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,769.13 : 266,653.71 = 53,110.13 : x
  2. Step 2: Convert to fraction form
    177,769.13/266,653.71 = 53,110.13/x
  3. Step 3: Cross multiply
    177,769.13x = 266,653.71 × 53,110.13
  4. Step 4: Simplify right side
    177,769.13x = 14,162,011,869.81
  5. Step 5: Solve for x
    x = 14,162,011,869.81/177,769.13
  6. Step 6: Final answer
    x = 79,665.19

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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.