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Finding the Fourth Proportional to 168,525.26, 232,670.04 and 107,306

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Solution

The fourth proportional to 168,525.26, 232,670.04 and 107,306 is: 148,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,525.26 : 232,670.04 = 107,306 : x
  2. Step 2: Convert to fraction form
    168,525.26/232,670.04 = 107,306/x
  3. Step 3: Cross multiply
    168,525.26x = 232,670.04 × 107,306
  4. Step 4: Simplify right side
    168,525.26x = 24,966,891,312.24
  5. Step 5: Solve for x
    x = 24,966,891,312.24/168,525.26
  6. Step 6: Final answer
    x = 148,149.25

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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.