Home / 352,165.32-528,113.31-192,155.72

Finding the Fourth Proportional to 352,165.32, 528,113.31 and 192,155.72

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Solution

The fourth proportional to 352,165.32, 528,113.31 and 192,155.72 is: 288,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,165.32 : 528,113.31 = 192,155.72 : x
  2. Step 2: Convert to fraction form
    352,165.32/528,113.31 = 192,155.72/x
  3. Step 3: Cross multiply
    352,165.32x = 528,113.31 × 192,155.72
  4. Step 4: Simplify right side
    352,165.32x = 101,479,993,913.88
  5. Step 5: Solve for x
    x = 101,479,993,913.88/352,165.32
  6. Step 6: Final answer
    x = 288,160.10

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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.