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Finding the Fourth Proportional to 176,815.17, 265,220.16 and 43,695.42

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Solution

The fourth proportional to 176,815.17, 265,220.16 and 43,695.42 is: 65,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,815.17 : 265,220.16 = 43,695.42 : x
  2. Step 2: Convert to fraction form
    176,815.17/265,220.16 = 43,695.42/x
  3. Step 3: Cross multiply
    176,815.17x = 265,220.16 × 43,695.42
  4. Step 4: Simplify right side
    176,815.17x = 11,588,906,728.24
  5. Step 5: Solve for x
    x = 11,588,906,728.24/176,815.17
  6. Step 6: Final answer
    x = 65,542.49

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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.