Home / 356,733.03-535,102.79-154,291.35

Finding the Fourth Proportional to 356,733.03, 535,102.79 and 154,291.35

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Solution

The fourth proportional to 356,733.03, 535,102.79 and 154,291.35 is: 231,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,733.03 : 535,102.79 = 154,291.35 : x
  2. Step 2: Convert to fraction form
    356,733.03/535,102.79 = 154,291.35/x
  3. Step 3: Cross multiply
    356,733.03x = 535,102.79 × 154,291.35
  4. Step 4: Simplify right side
    356,733.03x = 82,561,731,086.41
  5. Step 5: Solve for x
    x = 82,561,731,086.41/356,733.03
  6. Step 6: Final answer
    x = 231,438.43

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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.