Home / 177,829.91-266,816.96-77,937.47

Finding the Fourth Proportional to 177,829.91, 266,816.96 and 77,937.47

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Solution

The fourth proportional to 177,829.91, 266,816.96 and 77,937.47 is: 116,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,829.91 : 266,816.96 = 77,937.47 : x
  2. Step 2: Convert to fraction form
    177,829.91/266,816.96 = 77,937.47/x
  3. Step 3: Cross multiply
    177,829.91x = 266,816.96 × 77,937.47
  4. Step 4: Simplify right side
    177,829.91x = 20,795,037,091.72
  5. Step 5: Solve for x
    x = 20,795,037,091.72/177,829.91
  6. Step 6: Final answer
    x = 116,937.80

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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.