Home / 353,290.37-487,535.94-192,141.95

Finding the Fourth Proportional to 353,290.37, 487,535.94 and 192,141.95

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Solution

The fourth proportional to 353,290.37, 487,535.94 and 192,141.95 is: 265,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,290.37 : 487,535.94 = 192,141.95 : x
  2. Step 2: Convert to fraction form
    353,290.37/487,535.94 = 192,141.95/x
  3. Step 3: Cross multiply
    353,290.37x = 487,535.94 × 192,141.95
  4. Step 4: Simplify right side
    353,290.37x = 93,676,103,769.00
  5. Step 5: Solve for x
    x = 93,676,103,769.00/353,290.37
  6. Step 6: Final answer
    x = 265,153.29

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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.