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Finding the Fourth Proportional to 11,577.83, 17,368.83 and 8,838.54

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Solution

The fourth proportional to 11,577.83, 17,368.83 and 8,838.54 is: 13,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.83 : 17,368.83 = 8,838.54 : x
  2. Step 2: Convert to fraction form
    11,577.83/17,368.83 = 8,838.54/x
  3. Step 3: Cross multiply
    11,577.83x = 17,368.83 × 8,838.54
  4. Step 4: Simplify right side
    11,577.83x = 153,515,098.71
  5. Step 5: Solve for x
    x = 153,515,098.71/11,577.83
  6. Step 6: Final answer
    x = 13,259.41

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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.