Home / 92,665.08-138,998.16-26,105.76

Finding the Fourth Proportional to 92,665.08, 138,998.16 and 26,105.76

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Solution

The fourth proportional to 92,665.08, 138,998.16 and 26,105.76 is: 39,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,665.08 : 138,998.16 = 26,105.76 : x
  2. Step 2: Convert to fraction form
    92,665.08/138,998.16 = 26,105.76/x
  3. Step 3: Cross multiply
    92,665.08x = 138,998.16 × 26,105.76
  4. Step 4: Simplify right side
    92,665.08x = 3,628,652,605.40
  5. Step 5: Solve for x
    x = 3,628,652,605.40/92,665.08
  6. Step 6: Final answer
    x = 39,158.79

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1.5x scale

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.