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Finding the Fourth Proportional to 11,300.71, 15,595.94 and 6,521.52

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Solution

The fourth proportional to 11,300.71, 15,595.94 and 6,521.52 is: 9,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.71 : 15,595.94 = 6,521.52 : x
  2. Step 2: Convert to fraction form
    11,300.71/15,595.94 = 6,521.52/x
  3. Step 3: Cross multiply
    11,300.71x = 15,595.94 × 6,521.52
  4. Step 4: Simplify right side
    11,300.71x = 101,709,234.63
  5. Step 5: Solve for x
    x = 101,709,234.63/11,300.71
  6. Step 6: Final answer
    x = 9,000.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.