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Finding the Fourth Proportional to 14,396.47, 21,595.47 and 4,536.52

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Solution

The fourth proportional to 14,396.47, 21,595.47 and 4,536.52 is: 6,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.47 : 21,595.47 = 4,536.52 : x
  2. Step 2: Convert to fraction form
    14,396.47/21,595.47 = 4,536.52/x
  3. Step 3: Cross multiply
    14,396.47x = 21,595.47 × 4,536.52
  4. Step 4: Simplify right side
    14,396.47x = 97,968,150.90
  5. Step 5: Solve for x
    x = 97,968,150.90/14,396.47
  6. Step 6: Final answer
    x = 6,805.01

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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.