Home / 57,276.69-85,880.49-25,681.02

Finding the Fourth Proportional to 57,276.69, 85,880.49 and 25,681.02

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Solution

The fourth proportional to 57,276.69, 85,880.49 and 25,681.02 is: 38,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,276.69 : 85,880.49 = 25,681.02 : x
  2. Step 2: Convert to fraction form
    57,276.69/85,880.49 = 25,681.02/x
  3. Step 3: Cross multiply
    57,276.69x = 85,880.49 × 25,681.02
  4. Step 4: Simplify right side
    57,276.69x = 2,205,498,162.94
  5. Step 5: Solve for x
    x = 2,205,498,162.94/57,276.69
  6. Step 6: Final answer
    x = 38,506.04

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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.