Home / 176,616.23-243,736.80-101,179.31

Finding the Fourth Proportional to 176,616.23, 243,736.80 and 101,179.31

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Solution

The fourth proportional to 176,616.23, 243,736.80 and 101,179.31 is: 139,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,616.23 : 243,736.80 = 101,179.31 : x
  2. Step 2: Convert to fraction form
    176,616.23/243,736.80 = 101,179.31/x
  3. Step 3: Cross multiply
    176,616.23x = 243,736.80 × 101,179.31
  4. Step 4: Simplify right side
    176,616.23x = 24,661,121,245.61
  5. Step 5: Solve for x
    x = 24,661,121,245.61/176,616.23
  6. Step 6: Final answer
    x = 139,631.12

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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.