Home / 39,862.02-54,611.24-38,367.30

Finding the Fourth Proportional to 39,862.02, 54,611.24 and 38,367.30

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Solution

The fourth proportional to 39,862.02, 54,611.24 and 38,367.30 is: 52,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,862.02 : 54,611.24 = 38,367.30 : x
  2. Step 2: Convert to fraction form
    39,862.02/54,611.24 = 38,367.30/x
  3. Step 3: Cross multiply
    39,862.02x = 54,611.24 × 38,367.30
  4. Step 4: Simplify right side
    39,862.02x = 2,095,285,636.62
  5. Step 5: Solve for x
    x = 2,095,285,636.62/39,862.02
  6. Step 6: Final answer
    x = 52,563.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.