Home / 53,670.22-80,499.85-14,231.32

Finding the Fourth Proportional to 53,670.22, 80,499.85 and 14,231.32

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Solution

The fourth proportional to 53,670.22, 80,499.85 and 14,231.32 is: 21,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,670.22 : 80,499.85 = 14,231.32 : x
  2. Step 2: Convert to fraction form
    53,670.22/80,499.85 = 14,231.32/x
  3. Step 3: Cross multiply
    53,670.22x = 80,499.85 × 14,231.32
  4. Step 4: Simplify right side
    53,670.22x = 1,145,619,125.30
  5. Step 5: Solve for x
    x = 1,145,619,125.30/53,670.22
  6. Step 6: Final answer
    x = 21,345.53

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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.