Home / 53,826.99-80,716.95-27,156.57

Finding the Fourth Proportional to 53,826.99, 80,716.95 and 27,156.57

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Solution

The fourth proportional to 53,826.99, 80,716.95 and 27,156.57 is: 40,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,826.99 : 80,716.95 = 27,156.57 : x
  2. Step 2: Convert to fraction form
    53,826.99/80,716.95 = 27,156.57/x
  3. Step 3: Cross multiply
    53,826.99x = 80,716.95 × 27,156.57
  4. Step 4: Simplify right side
    53,826.99x = 2,191,995,502.86
  5. Step 5: Solve for x
    x = 2,191,995,502.86/53,826.99
  6. Step 6: Final answer
    x = 40,722.98

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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.