Home / 263,623.28-363,799.57-142,764.19

Finding the Fourth Proportional to 263,623.28, 363,799.57 and 142,764.19

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Solution

The fourth proportional to 263,623.28, 363,799.57 and 142,764.19 is: 197,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,623.28 : 363,799.57 = 142,764.19 : x
  2. Step 2: Convert to fraction form
    263,623.28/363,799.57 = 142,764.19/x
  3. Step 3: Cross multiply
    263,623.28x = 363,799.57 × 142,764.19
  4. Step 4: Simplify right side
    263,623.28x = 51,937,552,833.01
  5. Step 5: Solve for x
    x = 51,937,552,833.01/263,623.28
  6. Step 6: Final answer
    x = 197,014.29

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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.