Home / 36,172.64-54,258.28-9,877.37

Finding the Fourth Proportional to 36,172.64, 54,258.28 and 9,877.37

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Solution

The fourth proportional to 36,172.64, 54,258.28 and 9,877.37 is: 14,815.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.64 : 54,258.28 = 9,877.37 : x
  2. Step 2: Convert to fraction form
    36,172.64/54,258.28 = 9,877.37/x
  3. Step 3: Cross multiply
    36,172.64x = 54,258.28 × 9,877.37
  4. Step 4: Simplify right side
    36,172.64x = 535,928,811.14
  5. Step 5: Solve for x
    x = 535,928,811.14/36,172.64
  6. Step 6: Final answer
    x = 14,815.86

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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.