Home / 84,630.96-116,786.64-48,832.52

Finding the Fourth Proportional to 84,630.96, 116,786.64 and 48,832.52

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Solution

The fourth proportional to 84,630.96, 116,786.64 and 48,832.52 is: 67,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,630.96 : 116,786.64 = 48,832.52 : x
  2. Step 2: Convert to fraction form
    84,630.96/116,786.64 = 48,832.52/x
  3. Step 3: Cross multiply
    84,630.96x = 116,786.64 × 48,832.52
  4. Step 4: Simplify right side
    84,630.96x = 5,702,985,933.53
  5. Step 5: Solve for x
    x = 5,702,985,933.53/84,630.96
  6. Step 6: Final answer
    x = 67,386.52

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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.