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Finding the Fourth Proportional to 110,846.54, 152,985.04 and 62,453

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Solution

The fourth proportional to 110,846.54, 152,985.04 and 62,453 is: 86,194.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,846.54 : 152,985.04 = 62,453 : x
  2. Step 2: Convert to fraction form
    110,846.54/152,985.04 = 62,453/x
  3. Step 3: Cross multiply
    110,846.54x = 152,985.04 × 62,453
  4. Step 4: Simplify right side
    110,846.54x = 9,554,374,703.12
  5. Step 5: Solve for x
    x = 9,554,374,703.12/110,846.54
  6. Step 6: Final answer
    x = 86,194.61

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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.