Home / 75,520.86-104,216.07-41,529.06

Finding the Fourth Proportional to 75,520.86, 104,216.07 and 41,529.06

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Solution

The fourth proportional to 75,520.86, 104,216.07 and 41,529.06 is: 57,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,520.86 : 104,216.07 = 41,529.06 : x
  2. Step 2: Convert to fraction form
    75,520.86/104,216.07 = 41,529.06/x
  3. Step 3: Cross multiply
    75,520.86x = 104,216.07 × 41,529.06
  4. Step 4: Simplify right side
    75,520.86x = 4,327,995,423.99
  5. Step 5: Solve for x
    x = 4,327,995,423.99/75,520.86
  6. Step 6: Final answer
    x = 57,308.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.