Home / 369,509.44-554,265.32-103,268.20

Finding the Fourth Proportional to 369,509.44, 554,265.32 and 103,268.20

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Solution

The fourth proportional to 369,509.44, 554,265.32 and 103,268.20 is: 154,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,509.44 : 554,265.32 = 103,268.20 : x
  2. Step 2: Convert to fraction form
    369,509.44/554,265.32 = 103,268.20/x
  3. Step 3: Cross multiply
    369,509.44x = 554,265.32 × 103,268.20
  4. Step 4: Simplify right side
    369,509.44x = 57,237,981,918.82
  5. Step 5: Solve for x
    x = 57,237,981,918.82/369,509.44
  6. Step 6: Final answer
    x = 154,902.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.