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Finding the Fourth Proportional to 58,881, 81,257.06 and 32,385

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Solution

The fourth proportional to 58,881, 81,257.06 and 32,385 is: 44,692.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,881 : 81,257.06 = 32,385 : x
  2. Step 2: Convert to fraction form
    58,881/81,257.06 = 32,385/x
  3. Step 3: Cross multiply
    58,881x = 81,257.06 × 32,385
  4. Step 4: Simplify right side
    58,881x = 2,631,509,888.10
  5. Step 5: Solve for x
    x = 2,631,509,888.10/58,881
  6. Step 6: Final answer
    x = 44,692.00

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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.