Home / 292,853.06-439,334.57-132,940.21

Finding the Fourth Proportional to 292,853.06, 439,334.57 and 132,940.21

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Solution

The fourth proportional to 292,853.06, 439,334.57 and 132,940.21 is: 199,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,853.06 : 439,334.57 = 132,940.21 : x
  2. Step 2: Convert to fraction form
    292,853.06/439,334.57 = 132,940.21/x
  3. Step 3: Cross multiply
    292,853.06x = 439,334.57 × 132,940.21
  4. Step 4: Simplify right side
    292,853.06x = 58,405,232,391.94
  5. Step 5: Solve for x
    x = 58,405,232,391.94/292,853.06
  6. Step 6: Final answer
    x = 199,435.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.