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Finding the Fourth Proportional to 14,462.61, 21,693.50 and 4,602.48

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Solution

The fourth proportional to 14,462.61, 21,693.50 and 4,602.48 is: 6,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,462.61 : 21,693.50 = 4,602.48 : x
  2. Step 2: Convert to fraction form
    14,462.61/21,693.50 = 4,602.48/x
  3. Step 3: Cross multiply
    14,462.61x = 21,693.50 × 4,602.48
  4. Step 4: Simplify right side
    14,462.61x = 99,843,791.41
  5. Step 5: Solve for x
    x = 99,843,791.41/14,462.61
  6. Step 6: Final answer
    x = 6,903.58

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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.