Home / 40,850.56-61,262.88-15,888.96

Finding the Fourth Proportional to 40,850.56, 61,262.88 and 15,888.96

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Solution

The fourth proportional to 40,850.56, 61,262.88 and 15,888.96 is: 23,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,850.56 : 61,262.88 = 15,888.96 : x
  2. Step 2: Convert to fraction form
    40,850.56/61,262.88 = 15,888.96/x
  3. Step 3: Cross multiply
    40,850.56x = 61,262.88 × 15,888.96
  4. Step 4: Simplify right side
    40,850.56x = 973,403,449.80
  5. Step 5: Solve for x
    x = 973,403,449.80/40,850.56
  6. Step 6: Final answer
    x = 23,828.40

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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.