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Finding the Fourth Proportional to 58,983, 81,396.54 and 32,487

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Solution

The fourth proportional to 58,983, 81,396.54 and 32,487 is: 44,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,983 : 81,396.54 = 32,487 : x
  2. Step 2: Convert to fraction form
    58,983/81,396.54 = 32,487/x
  3. Step 3: Cross multiply
    58,983x = 81,396.54 × 32,487
  4. Step 4: Simplify right side
    58,983x = 2,644,329,394.98
  5. Step 5: Solve for x
    x = 2,644,329,394.98/58,983
  6. Step 6: Final answer
    x = 44,832.06

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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.