Home / 61,977.85-85,529.40-33,683.56

Finding the Fourth Proportional to 61,977.85, 85,529.40 and 33,683.56

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Solution

The fourth proportional to 61,977.85, 85,529.40 and 33,683.56 is: 46,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.85 : 85,529.40 = 33,683.56 : x
  2. Step 2: Convert to fraction form
    61,977.85/85,529.40 = 33,683.56/x
  3. Step 3: Cross multiply
    61,977.85x = 85,529.40 × 33,683.56
  4. Step 4: Simplify right side
    61,977.85x = 2,880,934,676.66
  5. Step 5: Solve for x
    x = 2,880,934,676.66/61,977.85
  6. Step 6: Final answer
    x = 46,483.29

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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.