Home / 177,944.10-266,989.86-78,052.74

Finding the Fourth Proportional to 177,944.10, 266,989.86 and 78,052.74

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Solution

The fourth proportional to 177,944.10, 266,989.86 and 78,052.74 is: 117,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,944.10 : 266,989.86 = 78,052.74 : x
  2. Step 2: Convert to fraction form
    177,944.10/266,989.86 = 78,052.74/x
  3. Step 3: Cross multiply
    177,944.10x = 266,989.86 × 78,052.74
  4. Step 4: Simplify right side
    177,944.10x = 20,839,290,125.22
  5. Step 5: Solve for x
    x = 20,839,290,125.22/177,944.10
  6. Step 6: Final answer
    x = 117,111.44

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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.