Home / 190,401.87-262,757.45-104,360.18

Finding the Fourth Proportional to 190,401.87, 262,757.45 and 104,360.18

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Solution

The fourth proportional to 190,401.87, 262,757.45 and 104,360.18 is: 144,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,401.87 : 262,757.45 = 104,360.18 : x
  2. Step 2: Convert to fraction form
    190,401.87/262,757.45 = 104,360.18/x
  3. Step 3: Cross multiply
    190,401.87x = 262,757.45 × 104,360.18
  4. Step 4: Simplify right side
    190,401.87x = 27,421,413,464.55
  5. Step 5: Solve for x
    x = 27,421,413,464.55/190,401.87
  6. Step 6: Final answer
    x = 144,018.61

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1.5x scale

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.