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Finding the Fourth Proportional to 176,664, 243,796.32 and 101,256.24

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Solution

The fourth proportional to 176,664, 243,796.32 and 101,256.24 is: 139,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,664 : 243,796.32 = 101,256.24 : x
  2. Step 2: Convert to fraction form
    176,664/243,796.32 = 101,256.24/x
  3. Step 3: Cross multiply
    176,664x = 243,796.32 × 101,256.24
  4. Step 4: Simplify right side
    176,664x = 24,685,898,689.04
  5. Step 5: Solve for x
    x = 24,685,898,689.04/176,664
  6. Step 6: Final answer
    x = 139,733.61

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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.