Home / 190,006.31-262,244.84-135,705.53

Finding the Fourth Proportional to 190,006.31, 262,244.84 and 135,705.53

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Solution

The fourth proportional to 190,006.31, 262,244.84 and 135,705.53 is: 187,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,006.31 : 262,244.84 = 135,705.53 : x
  2. Step 2: Convert to fraction form
    190,006.31/262,244.84 = 135,705.53/x
  3. Step 3: Cross multiply
    190,006.31x = 262,244.84 × 135,705.53
  4. Step 4: Simplify right side
    190,006.31x = 35,588,073,012.21
  5. Step 5: Solve for x
    x = 35,588,073,012.21/190,006.31
  6. Step 6: Final answer
    x = 187,299.43

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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.