Home / 67,216.08-100,858.90-29,801.96

Finding the Fourth Proportional to 67,216.08, 100,858.90 and 29,801.96

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Solution

The fourth proportional to 67,216.08, 100,858.90 and 29,801.96 is: 44,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,216.08 : 100,858.90 = 29,801.96 : x
  2. Step 2: Convert to fraction form
    67,216.08/100,858.90 = 29,801.96/x
  3. Step 3: Cross multiply
    67,216.08x = 100,858.90 × 29,801.96
  4. Step 4: Simplify right side
    67,216.08x = 3,005,792,903.44
  5. Step 5: Solve for x
    x = 3,005,792,903.44/67,216.08
  6. Step 6: Final answer
    x = 44,718.36

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1.5x scale

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.