Home / 177,671.85-245,186.75-101,190.94

Finding the Fourth Proportional to 177,671.85, 245,186.75 and 101,190.94

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Solution

The fourth proportional to 177,671.85, 245,186.75 and 101,190.94 is: 139,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,671.85 : 245,186.75 = 101,190.94 : x
  2. Step 2: Convert to fraction form
    177,671.85/245,186.75 = 101,190.94/x
  3. Step 3: Cross multiply
    177,671.85x = 245,186.75 × 101,190.94
  4. Step 4: Simplify right side
    177,671.85x = 24,810,677,708.05
  5. Step 5: Solve for x
    x = 24,810,677,708.05/177,671.85
  6. Step 6: Final answer
    x = 139,643.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.