Home / 84,350.36-116,407.04-48,540.53

Finding the Fourth Proportional to 84,350.36, 116,407.04 and 48,540.53

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Solution

The fourth proportional to 84,350.36, 116,407.04 and 48,540.53 is: 66,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,350.36 : 116,407.04 = 48,540.53 : x
  2. Step 2: Convert to fraction form
    84,350.36/116,407.04 = 48,540.53/x
  3. Step 3: Cross multiply
    84,350.36x = 116,407.04 × 48,540.53
  4. Step 4: Simplify right side
    84,350.36x = 5,650,459,465.65
  5. Step 5: Solve for x
    x = 5,650,459,465.65/84,350.36
  6. Step 6: Final answer
    x = 66,987.97

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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.