Home / 263,250.86-394,935.35-83,347.04

Finding the Fourth Proportional to 263,250.86, 394,935.35 and 83,347.04

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Solution

The fourth proportional to 263,250.86, 394,935.35 and 83,347.04 is: 125,039.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,250.86 : 394,935.35 = 83,347.04 : x
  2. Step 2: Convert to fraction form
    263,250.86/394,935.35 = 83,347.04/x
  3. Step 3: Cross multiply
    263,250.86x = 394,935.35 × 83,347.04
  4. Step 4: Simplify right side
    263,250.86x = 32,916,692,984.47
  5. Step 5: Solve for x
    x = 32,916,692,984.47/263,250.86
  6. Step 6: Final answer
    x = 125,039.26

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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.