Home / 263,156.16-363,128.27-194,282.28

Finding the Fourth Proportional to 263,156.16, 363,128.27 and 194,282.28

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Solution

The fourth proportional to 263,156.16, 363,128.27 and 194,282.28 is: 268,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,156.16 : 363,128.27 = 194,282.28 : x
  2. Step 2: Convert to fraction form
    263,156.16/363,128.27 = 194,282.28/x
  3. Step 3: Cross multiply
    263,156.16x = 363,128.27 × 194,282.28
  4. Step 4: Simplify right side
    263,156.16x = 70,549,387,256.64
  5. Step 5: Solve for x
    x = 70,549,387,256.64/263,156.16
  6. Step 6: Final answer
    x = 268,089.44

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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.