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Finding the Fourth Proportional to 61,492.51, 84,844.83 and 34,635.00

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Solution

The fourth proportional to 61,492.51, 84,844.83 and 34,635.00 is: 47,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,492.51 : 84,844.83 = 34,635.00 : x
  2. Step 2: Convert to fraction form
    61,492.51/84,844.83 = 34,635.00/x
  3. Step 3: Cross multiply
    61,492.51x = 84,844.83 × 34,635.00
  4. Step 4: Simplify right side
    61,492.51x = 2,938,601,135.10
  5. Step 5: Solve for x
    x = 2,938,601,135.10/61,492.51
  6. Step 6: Final answer
    x = 47,787.95

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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.