Home / 149,619.42-206,444.52-95,193.23

Finding the Fourth Proportional to 149,619.42, 206,444.52 and 95,193.23

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Solution

The fourth proportional to 149,619.42, 206,444.52 and 95,193.23 is: 131,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,619.42 : 206,444.52 = 95,193.23 : x
  2. Step 2: Convert to fraction form
    149,619.42/206,444.52 = 95,193.23/x
  3. Step 3: Cross multiply
    149,619.42x = 206,444.52 × 95,193.23
  4. Step 4: Simplify right side
    149,619.42x = 19,652,119,642.38
  5. Step 5: Solve for x
    x = 19,652,119,642.38/149,619.42
  6. Step 6: Final answer
    x = 131,347.39

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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.