Home / 53,360.10-80,041.77-18,299.25

Finding the Fourth Proportional to 53,360.10, 80,041.77 and 18,299.25

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Solution

The fourth proportional to 53,360.10, 80,041.77 and 18,299.25 is: 27,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,360.10 : 80,041.77 = 18,299.25 : x
  2. Step 2: Convert to fraction form
    53,360.10/80,041.77 = 18,299.25/x
  3. Step 3: Cross multiply
    53,360.10x = 80,041.77 × 18,299.25
  4. Step 4: Simplify right side
    53,360.10x = 1,464,704,359.67
  5. Step 5: Solve for x
    x = 1,464,704,359.67/53,360.10
  6. Step 6: Final answer
    x = 27,449.43

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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.