Home / 61,725.36-92,552.40-54,344.64

Finding the Fourth Proportional to 61,725.36, 92,552.40 and 54,344.64

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Solution

The fourth proportional to 61,725.36, 92,552.40 and 54,344.64 is: 81,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,725.36 : 92,552.40 = 54,344.64 : x
  2. Step 2: Convert to fraction form
    61,725.36/92,552.40 = 54,344.64/x
  3. Step 3: Cross multiply
    61,725.36x = 92,552.40 × 54,344.64
  4. Step 4: Simplify right side
    61,725.36x = 5,029,726,859.14
  5. Step 5: Solve for x
    x = 5,029,726,859.14/61,725.36
  6. Step 6: Final answer
    x = 81,485.58

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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.