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Finding the Fourth Proportional to 29,349, 40,501.62 and 16,774.02

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Solution

The fourth proportional to 29,349, 40,501.62 and 16,774.02 is: 23,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,349 : 40,501.62 = 16,774.02 : x
  2. Step 2: Convert to fraction form
    29,349/40,501.62 = 16,774.02/x
  3. Step 3: Cross multiply
    29,349x = 40,501.62 × 16,774.02
  4. Step 4: Simplify right side
    29,349x = 679,374,983.91
  5. Step 5: Solve for x
    x = 679,374,983.91/29,349
  6. Step 6: Final answer
    x = 23,148.15

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Why These Related Problems?

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