Home / 352,972.61-487,105.26-191,827.69

Finding the Fourth Proportional to 352,972.61, 487,105.26 and 191,827.69

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Solution

The fourth proportional to 352,972.61, 487,105.26 and 191,827.69 is: 264,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,972.61 : 487,105.26 = 191,827.69 : x
  2. Step 2: Convert to fraction form
    352,972.61/487,105.26 = 191,827.69/x
  3. Step 3: Cross multiply
    352,972.61x = 487,105.26 × 191,827.69
  4. Step 4: Simplify right side
    352,972.61x = 93,440,273,417.98
  5. Step 5: Solve for x
    x = 93,440,273,417.98/352,972.61
  6. Step 6: Final answer
    x = 264,723.87

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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.