Home / 263,364.13-363,441.48-142,505.65

Finding the Fourth Proportional to 263,364.13, 363,441.48 and 142,505.65

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Solution

The fourth proportional to 263,364.13, 363,441.48 and 142,505.65 is: 196,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,364.13 : 363,441.48 = 142,505.65 : x
  2. Step 2: Convert to fraction form
    263,364.13/363,441.48 = 142,505.65/x
  3. Step 3: Cross multiply
    263,364.13x = 363,441.48 × 142,505.65
  4. Step 4: Simplify right side
    263,364.13x = 51,792,464,344.36
  5. Step 5: Solve for x
    x = 51,792,464,344.36/263,364.13
  6. Step 6: Final answer
    x = 196,657.25

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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.