Home / 56,179.47-84,281.37-16,739.76

Finding the Fourth Proportional to 56,179.47, 84,281.37 and 16,739.76

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Solution

The fourth proportional to 56,179.47, 84,281.37 and 16,739.76 is: 25,113.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,179.47 : 84,281.37 = 16,739.76 : x
  2. Step 2: Convert to fraction form
    56,179.47/84,281.37 = 16,739.76/x
  3. Step 3: Cross multiply
    56,179.47x = 84,281.37 × 16,739.76
  4. Step 4: Simplify right side
    56,179.47x = 1,410,849,906.27
  5. Step 5: Solve for x
    x = 1,410,849,906.27/56,179.47
  6. Step 6: Final answer
    x = 25,113.26

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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.