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Finding the Fourth Proportional to 17,881.59, 26,823.71 and 4,733.88

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Solution

The fourth proportional to 17,881.59, 26,823.71 and 4,733.88 is: 7,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881.59 : 26,823.71 = 4,733.88 : x
  2. Step 2: Convert to fraction form
    17,881.59/26,823.71 = 4,733.88/x
  3. Step 3: Cross multiply
    17,881.59x = 26,823.71 × 4,733.88
  4. Step 4: Simplify right side
    17,881.59x = 126,980,224.29
  5. Step 5: Solve for x
    x = 126,980,224.29/17,881.59
  6. Step 6: Final answer
    x = 7,101.17

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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.