Home / 92,650.64-138,984.16-26,091.36

Finding the Fourth Proportional to 92,650.64, 138,984.16 and 26,091.36

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Solution

The fourth proportional to 92,650.64, 138,984.16 and 26,091.36 is: 39,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,650.64 : 138,984.16 = 26,091.36 : x
  2. Step 2: Convert to fraction form
    92,650.64/138,984.16 = 26,091.36/x
  3. Step 3: Cross multiply
    92,650.64x = 138,984.16 × 26,091.36
  4. Step 4: Simplify right side
    92,650.64x = 3,626,285,752.86
  5. Step 5: Solve for x
    x = 3,626,285,752.86/92,650.64
  6. Step 6: Final answer
    x = 39,139.35

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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.