Home / 57,087.46-85,621.83-15,537.70

Finding the Fourth Proportional to 57,087.46, 85,621.83 and 15,537.70

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Solution

The fourth proportional to 57,087.46, 85,621.83 and 15,537.70 is: 23,304.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,087.46 : 85,621.83 = 15,537.70 : x
  2. Step 2: Convert to fraction form
    57,087.46/85,621.83 = 15,537.70/x
  3. Step 3: Cross multiply
    57,087.46x = 85,621.83 × 15,537.70
  4. Step 4: Simplify right side
    57,087.46x = 1,330,366,307.99
  5. Step 5: Solve for x
    x = 1,330,366,307.99/57,087.46
  6. Step 6: Final answer
    x = 23,304.00

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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.