Home / 356,586.85-534,904.88-103,869.44

Finding the Fourth Proportional to 356,586.85, 534,904.88 and 103,869.44

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Solution

The fourth proportional to 356,586.85, 534,904.88 and 103,869.44 is: 155,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,586.85 : 534,904.88 = 103,869.44 : x
  2. Step 2: Convert to fraction form
    356,586.85/534,904.88 = 103,869.44/x
  3. Step 3: Cross multiply
    356,586.85x = 534,904.88 × 103,869.44
  4. Step 4: Simplify right side
    356,586.85x = 55,560,267,664.34
  5. Step 5: Solve for x
    x = 55,560,267,664.34/356,586.85
  6. Step 6: Final answer
    x = 155,811.32

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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.