Home / 39,822.60-59,741.10-20,051.40

Finding the Fourth Proportional to 39,822.60, 59,741.10 and 20,051.40

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Solution

The fourth proportional to 39,822.60, 59,741.10 and 20,051.40 is: 30,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.60 : 59,741.10 = 20,051.40 : x
  2. Step 2: Convert to fraction form
    39,822.60/59,741.10 = 20,051.40/x
  3. Step 3: Cross multiply
    39,822.60x = 59,741.10 × 20,051.40
  4. Step 4: Simplify right side
    39,822.60x = 1,197,892,692.54
  5. Step 5: Solve for x
    x = 1,197,892,692.54/39,822.60
  6. Step 6: Final answer
    x = 30,080.73

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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.