Home / 61,855.06-92,783.16-19,741.54

Finding the Fourth Proportional to 61,855.06, 92,783.16 and 19,741.54

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Solution

The fourth proportional to 61,855.06, 92,783.16 and 19,741.54 is: 29,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,855.06 : 92,783.16 = 19,741.54 : x
  2. Step 2: Convert to fraction form
    61,855.06/92,783.16 = 19,741.54/x
  3. Step 3: Cross multiply
    61,855.06x = 92,783.16 × 19,741.54
  4. Step 4: Simplify right side
    61,855.06x = 1,831,682,464.47
  5. Step 5: Solve for x
    x = 1,831,682,464.47/61,855.06
  6. Step 6: Final answer
    x = 29,612.49

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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.