Home / 194,283.90-268,111.46-109,401.57

Finding the Fourth Proportional to 194,283.90, 268,111.46 and 109,401.57

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Solution

The fourth proportional to 194,283.90, 268,111.46 and 109,401.57 is: 150,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,283.90 : 268,111.46 = 109,401.57 : x
  2. Step 2: Convert to fraction form
    194,283.90/268,111.46 = 109,401.57/x
  3. Step 3: Cross multiply
    194,283.90x = 268,111.46 × 109,401.57
  4. Step 4: Simplify right side
    194,283.90x = 29,331,814,111.98
  5. Step 5: Solve for x
    x = 29,331,814,111.98/194,283.90
  6. Step 6: Final answer
    x = 150,973.98

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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.