Home / 190,401.63-262,754.24-105,524.16

Finding the Fourth Proportional to 190,401.63, 262,754.24 and 105,524.16

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Solution

The fourth proportional to 190,401.63, 262,754.24 and 105,524.16 is: 145,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,401.63 : 262,754.24 = 105,524.16 : x
  2. Step 2: Convert to fraction form
    190,401.63/262,754.24 = 105,524.16/x
  3. Step 3: Cross multiply
    190,401.63x = 262,754.24 × 105,524.16
  4. Step 4: Simplify right side
    190,401.63x = 27,726,920,462.44
  5. Step 5: Solve for x
    x = 27,726,920,462.44/190,401.63
  6. Step 6: Final answer
    x = 145,623.34

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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.