Home / 84,345.26-116,396.57-48,534.55

Finding the Fourth Proportional to 84,345.26, 116,396.57 and 48,534.55

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Solution

The fourth proportional to 84,345.26, 116,396.57 and 48,534.55 is: 66,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,345.26 : 116,396.57 = 48,534.55 : x
  2. Step 2: Convert to fraction form
    84,345.26/116,396.57 = 48,534.55/x
  3. Step 3: Cross multiply
    84,345.26x = 116,396.57 × 48,534.55
  4. Step 4: Simplify right side
    84,345.26x = 5,649,255,146.49
  5. Step 5: Solve for x
    x = 5,649,255,146.49/84,345.26
  6. Step 6: Final answer
    x = 66,977.74

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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.