Home / 104,837.40-144,664.68-62,387.64

Finding the Fourth Proportional to 104,837.40, 144,664.68 and 62,387.64

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Solution

The fourth proportional to 104,837.40, 144,664.68 and 62,387.64 is: 86,088.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,837.40 : 144,664.68 = 62,387.64 : x
  2. Step 2: Convert to fraction form
    104,837.40/144,664.68 = 62,387.64/x
  3. Step 3: Cross multiply
    104,837.40x = 144,664.68 × 62,387.64
  4. Step 4: Simplify right side
    104,837.40x = 9,025,287,976.56
  5. Step 5: Solve for x
    x = 9,025,287,976.56/104,837.40
  6. Step 6: Final answer
    x = 86,088.44

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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.