Home / 353,204.20-529,623.90-103,853.80

Finding the Fourth Proportional to 353,204.20, 529,623.90 and 103,853.80

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Solution

The fourth proportional to 353,204.20, 529,623.90 and 103,853.80 is: 155,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,204.20 : 529,623.90 = 103,853.80 : x
  2. Step 2: Convert to fraction form
    353,204.20/529,623.90 = 103,853.80/x
  3. Step 3: Cross multiply
    353,204.20x = 529,623.90 × 103,853.80
  4. Step 4: Simplify right side
    353,204.20x = 55,003,454,585.82
  5. Step 5: Solve for x
    x = 55,003,454,585.82/353,204.20
  6. Step 6: Final answer
    x = 155,727.07

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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.