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Finding the Fourth Proportional to 35,093.40, 52,642.80 and 11,719.86

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Solution

The fourth proportional to 35,093.40, 52,642.80 and 11,719.86 is: 17,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,093.40 : 52,642.80 = 11,719.86 : x
  2. Step 2: Convert to fraction form
    35,093.40/52,642.80 = 11,719.86/x
  3. Step 3: Cross multiply
    35,093.40x = 52,642.80 × 11,719.86
  4. Step 4: Simplify right side
    35,093.40x = 616,966,246.01
  5. Step 5: Solve for x
    x = 616,966,246.01/35,093.40
  6. Step 6: Final answer
    x = 17,580.69

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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.