Home / 263,550.16-363,699.44-142,691.53

Finding the Fourth Proportional to 263,550.16, 363,699.44 and 142,691.53

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Solution

The fourth proportional to 263,550.16, 363,699.44 and 142,691.53 is: 196,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,550.16 : 363,699.44 = 142,691.53 : x
  2. Step 2: Convert to fraction form
    263,550.16/363,699.44 = 142,691.53/x
  3. Step 3: Cross multiply
    263,550.16x = 363,699.44 × 142,691.53
  4. Step 4: Simplify right side
    263,550.16x = 51,896,828,840.29
  5. Step 5: Solve for x
    x = 51,896,828,840.29/263,550.16
  6. Step 6: Final answer
    x = 196,914.43

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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.