Home / 56,580.28-84,874.80-17,140.60

Finding the Fourth Proportional to 56,580.28, 84,874.80 and 17,140.60

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Solution

The fourth proportional to 56,580.28, 84,874.80 and 17,140.60 is: 25,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,580.28 : 84,874.80 = 17,140.60 : x
  2. Step 2: Convert to fraction form
    56,580.28/84,874.80 = 17,140.60/x
  3. Step 3: Cross multiply
    56,580.28x = 84,874.80 × 17,140.60
  4. Step 4: Simplify right side
    56,580.28x = 1,454,804,996.88
  5. Step 5: Solve for x
    x = 1,454,804,996.88/56,580.28
  6. Step 6: Final answer
    x = 25,712.23

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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.