Home / 369,983.35-554,912.43-103,682.58

Finding the Fourth Proportional to 369,983.35, 554,912.43 and 103,682.58

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Solution

The fourth proportional to 369,983.35, 554,912.43 and 103,682.58 is: 155,506.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,983.35 : 554,912.43 = 103,682.58 : x
  2. Step 2: Convert to fraction form
    369,983.35/554,912.43 = 103,682.58/x
  3. Step 3: Cross multiply
    369,983.35x = 554,912.43 × 103,682.58
  4. Step 4: Simplify right side
    369,983.35x = 57,534,752,416.47
  5. Step 5: Solve for x
    x = 57,534,752,416.47/369,983.35
  6. Step 6: Final answer
    x = 155,506.33

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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.