Home / 525,025.62-787,529.32-170,040.29

Finding the Fourth Proportional to 525,025.62, 787,529.32 and 170,040.29

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Solution

The fourth proportional to 525,025.62, 787,529.32 and 170,040.29 is: 255,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,025.62 : 787,529.32 = 170,040.29 : x
  2. Step 2: Convert to fraction form
    525,025.62/787,529.32 = 170,040.29/x
  3. Step 3: Cross multiply
    525,025.62x = 787,529.32 × 170,040.29
  4. Step 4: Simplify right side
    525,025.62x = 133,911,709,593.56
  5. Step 5: Solve for x
    x = 133,911,709,593.56/525,025.62
  6. Step 6: Final answer
    x = 255,057.48

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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.