Home / 102,899.08-154,361.32-36,325.72

Finding the Fourth Proportional to 102,899.08, 154,361.32 and 36,325.72

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Solution

The fourth proportional to 102,899.08, 154,361.32 and 36,325.72 is: 54,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,899.08 : 154,361.32 = 36,325.72 : x
  2. Step 2: Convert to fraction form
    102,899.08/154,361.32 = 36,325.72/x
  3. Step 3: Cross multiply
    102,899.08x = 154,361.32 × 36,325.72
  4. Step 4: Simplify right side
    102,899.08x = 5,607,286,089.15
  5. Step 5: Solve for x
    x = 5,607,286,089.15/102,899.08
  6. Step 6: Final answer
    x = 54,493.06

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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.