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Finding the Fourth Proportional to 176,662.71, 243,801 and 101,225.79

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Solution

The fourth proportional to 176,662.71, 243,801 and 101,225.79 is: 139,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,662.71 : 243,801 = 101,225.79 : x
  2. Step 2: Convert to fraction form
    176,662.71/243,801 = 101,225.79/x
  3. Step 3: Cross multiply
    176,662.71x = 243,801 × 101,225.79
  4. Step 4: Simplify right side
    176,662.71x = 24,678,948,827.79
  5. Step 5: Solve for x
    x = 24,678,948,827.79/176,662.71
  6. Step 6: Final answer
    x = 139,695.29

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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.