Home / 40,597.20-60,829.92-20,848.32

Finding the Fourth Proportional to 40,597.20, 60,829.92 and 20,848.32

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Solution

The fourth proportional to 40,597.20, 60,829.92 and 20,848.32 is: 31,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,597.20 : 60,829.92 = 20,848.32 : x
  2. Step 2: Convert to fraction form
    40,597.20/60,829.92 = 20,848.32/x
  3. Step 3: Cross multiply
    40,597.20x = 60,829.92 × 20,848.32
  4. Step 4: Simplify right side
    40,597.20x = 1,268,201,637.73
  5. Step 5: Solve for x
    x = 1,268,201,637.73/40,597.20
  6. Step 6: Final answer
    x = 31,238.65

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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.