Home / 61,977.91-85,530.18-33,683.60

Finding the Fourth Proportional to 61,977.91, 85,530.18 and 33,683.60

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Solution

The fourth proportional to 61,977.91, 85,530.18 and 33,683.60 is: 46,483.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.91 : 85,530.18 = 33,683.60 : x
  2. Step 2: Convert to fraction form
    61,977.91/85,530.18 = 33,683.60/x
  3. Step 3: Cross multiply
    61,977.91x = 85,530.18 × 33,683.60
  4. Step 4: Simplify right side
    61,977.91x = 2,880,964,371.05
  5. Step 5: Solve for x
    x = 2,880,964,371.05/61,977.91
  6. Step 6: Final answer
    x = 46,483.73

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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.