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Finding the Fourth Proportional to 61,604.37, 92,417.96 and 19,495.05

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Solution

The fourth proportional to 61,604.37, 92,417.96 and 19,495.05 is: 29,246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604.37 : 92,417.96 = 19,495.05 : x
  2. Step 2: Convert to fraction form
    61,604.37/92,417.96 = 19,495.05/x
  3. Step 3: Cross multiply
    61,604.37x = 92,417.96 × 19,495.05
  4. Step 4: Simplify right side
    61,604.37x = 1,801,692,751.10
  5. Step 5: Solve for x
    x = 1,801,692,751.10/61,604.37
  6. Step 6: Final answer
    x = 29,246.18

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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.