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Finding the Fourth Proportional to 168,526.26, 232,671.42 and 107,307

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Solution

The fourth proportional to 168,526.26, 232,671.42 and 107,307 is: 148,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,526.26 : 232,671.42 = 107,307 : x
  2. Step 2: Convert to fraction form
    168,526.26/232,671.42 = 107,307/x
  3. Step 3: Cross multiply
    168,526.26x = 232,671.42 × 107,307
  4. Step 4: Simplify right side
    168,526.26x = 24,967,272,065.94
  5. Step 5: Solve for x
    x = 24,967,272,065.94/168,526.26
  6. Step 6: Final answer
    x = 148,150.63

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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.