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Finding the Fourth Proportional to 92,085.99, 138,128.47 and 23,697.48

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Solution

The fourth proportional to 92,085.99, 138,128.47 and 23,697.48 is: 35,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,085.99 : 138,128.47 = 23,697.48 : x
  2. Step 2: Convert to fraction form
    92,085.99/138,128.47 = 23,697.48/x
  3. Step 3: Cross multiply
    92,085.99x = 138,128.47 × 23,697.48
  4. Step 4: Simplify right side
    92,085.99x = 3,273,297,113.99
  5. Step 5: Solve for x
    x = 3,273,297,113.99/92,085.99
  6. Step 6: Final answer
    x = 35,546.09

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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.