Home / 245,690.19-368,625.42-103,571.24

Finding the Fourth Proportional to 245,690.19, 368,625.42 and 103,571.24

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Solution

The fourth proportional to 245,690.19, 368,625.42 and 103,571.24 is: 155,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,690.19 : 368,625.42 = 103,571.24 : x
  2. Step 2: Convert to fraction form
    245,690.19/368,625.42 = 103,571.24/x
  3. Step 3: Cross multiply
    245,690.19x = 368,625.42 × 103,571.24
  4. Step 4: Simplify right side
    245,690.19x = 38,178,990,001.79
  5. Step 5: Solve for x
    x = 38,178,990,001.79/245,690.19
  6. Step 6: Final answer
    x = 155,394.85

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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.