Home / 137,622.45-206,433.99-37,784.01

Finding the Fourth Proportional to 137,622.45, 206,433.99 and 37,784.01

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Solution

The fourth proportional to 137,622.45, 206,433.99 and 37,784.01 is: 56,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,622.45 : 206,433.99 = 37,784.01 : x
  2. Step 2: Convert to fraction form
    137,622.45/206,433.99 = 37,784.01/x
  3. Step 3: Cross multiply
    137,622.45x = 206,433.99 × 37,784.01
  4. Step 4: Simplify right side
    137,622.45x = 7,799,903,942.50
  5. Step 5: Solve for x
    x = 7,799,903,942.50/137,622.45
  6. Step 6: Final answer
    x = 56,676.10

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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.