Home / 50,487.34-75,647.31-30,706.06

Finding the Fourth Proportional to 50,487.34, 75,647.31 and 30,706.06

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Solution

The fourth proportional to 50,487.34, 75,647.31 and 30,706.06 is: 46,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,487.34 : 75,647.31 = 30,706.06 : x
  2. Step 2: Convert to fraction form
    50,487.34/75,647.31 = 30,706.06/x
  3. Step 3: Cross multiply
    50,487.34x = 75,647.31 × 30,706.06
  4. Step 4: Simplify right side
    50,487.34x = 2,322,830,839.70
  5. Step 5: Solve for x
    x = 2,322,830,839.70/50,487.34
  6. Step 6: Final answer
    x = 46,008.18

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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.