Home / 52,525.85-72,485.40-28,652.31

Finding the Fourth Proportional to 52,525.85, 72,485.40 and 28,652.31

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Solution

The fourth proportional to 52,525.85, 72,485.40 and 28,652.31 is: 39,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,525.85 : 72,485.40 = 28,652.31 : x
  2. Step 2: Convert to fraction form
    52,525.85/72,485.40 = 28,652.31/x
  3. Step 3: Cross multiply
    52,525.85x = 72,485.40 × 28,652.31
  4. Step 4: Simplify right side
    52,525.85x = 2,076,874,151.27
  5. Step 5: Solve for x
    x = 2,076,874,151.27/52,525.85
  6. Step 6: Final answer
    x = 39,540.04

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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.