Home / 137,826.63-206,747.01-37,984.64

Finding the Fourth Proportional to 137,826.63, 206,747.01 and 37,984.64

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Solution

The fourth proportional to 137,826.63, 206,747.01 and 37,984.64 is: 56,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,826.63 : 206,747.01 = 37,984.64 : x
  2. Step 2: Convert to fraction form
    137,826.63/206,747.01 = 37,984.64/x
  3. Step 3: Cross multiply
    137,826.63x = 206,747.01 × 37,984.64
  4. Step 4: Simplify right side
    137,826.63x = 7,853,209,712.19
  5. Step 5: Solve for x
    x = 7,853,209,712.19/137,826.63
  6. Step 6: Final answer
    x = 56,978.90

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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.