Home / 47,416.99-71,129.12-14,134.51

Finding the Fourth Proportional to 47,416.99, 71,129.12 and 14,134.51

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Solution

The fourth proportional to 47,416.99, 71,129.12 and 14,134.51 is: 21,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,416.99 : 71,129.12 = 14,134.51 : x
  2. Step 2: Convert to fraction form
    47,416.99/71,129.12 = 14,134.51/x
  3. Step 3: Cross multiply
    47,416.99x = 71,129.12 × 14,134.51
  4. Step 4: Simplify right side
    47,416.99x = 1,005,375,187.26
  5. Step 5: Solve for x
    x = 1,005,375,187.26/47,416.99
  6. Step 6: Final answer
    x = 21,202.85

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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.