Home / 108,837.48-150,252.09-84,584.28

Finding the Fourth Proportional to 108,837.48, 150,252.09 and 84,584.28

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Solution

The fourth proportional to 108,837.48, 150,252.09 and 84,584.28 is: 116,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,837.48 : 150,252.09 = 84,584.28 : x
  2. Step 2: Convert to fraction form
    108,837.48/150,252.09 = 84,584.28/x
  3. Step 3: Cross multiply
    108,837.48x = 150,252.09 × 84,584.28
  4. Step 4: Simplify right side
    108,837.48x = 12,708,964,851.15
  5. Step 5: Solve for x
    x = 12,708,964,851.15/108,837.48
  6. Step 6: Final answer
    x = 116,770.11

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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.