Home / 57,544.98-86,280.57-39,725.72

Finding the Fourth Proportional to 57,544.98, 86,280.57 and 39,725.72

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Solution

The fourth proportional to 57,544.98, 86,280.57 and 39,725.72 is: 59,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,544.98 : 86,280.57 = 39,725.72 : x
  2. Step 2: Convert to fraction form
    57,544.98/86,280.57 = 39,725.72/x
  3. Step 3: Cross multiply
    57,544.98x = 86,280.57 × 39,725.72
  4. Step 4: Simplify right side
    57,544.98x = 3,427,557,303.02
  5. Step 5: Solve for x
    x = 3,427,557,303.02/57,544.98
  6. Step 6: Final answer
    x = 59,563.10

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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.