Home / 176,631.57-243,665.91-104,960.88

Finding the Fourth Proportional to 176,631.57, 243,665.91 and 104,960.88

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Solution

The fourth proportional to 176,631.57, 243,665.91 and 104,960.88 is: 144,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,631.57 : 243,665.91 = 104,960.88 : x
  2. Step 2: Convert to fraction form
    176,631.57/243,665.91 = 104,960.88/x
  3. Step 3: Cross multiply
    176,631.57x = 243,665.91 × 104,960.88
  4. Step 4: Simplify right side
    176,631.57x = 25,575,388,339.60
  5. Step 5: Solve for x
    x = 25,575,388,339.60/176,631.57
  6. Step 6: Final answer
    x = 144,795.11

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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.