Home / 64,716.06-97,083.32-20,327.82

Finding the Fourth Proportional to 64,716.06, 97,083.32 and 20,327.82

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Solution

The fourth proportional to 64,716.06, 97,083.32 and 20,327.82 is: 30,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,716.06 : 97,083.32 = 20,327.82 : x
  2. Step 2: Convert to fraction form
    64,716.06/97,083.32 = 20,327.82/x
  3. Step 3: Cross multiply
    64,716.06x = 97,083.32 × 20,327.82
  4. Step 4: Simplify right side
    64,716.06x = 1,973,492,613.81
  5. Step 5: Solve for x
    x = 1,973,492,613.81/64,716.06
  6. Step 6: Final answer
    x = 30,494.63

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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.