Home / 40,485.36-60,734.48-17,112

Finding the Fourth Proportional to 40,485.36, 60,734.48 and 17,112

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Solution

The fourth proportional to 40,485.36, 60,734.48 and 17,112 is: 25,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.36 : 60,734.48 = 17,112 : x
  2. Step 2: Convert to fraction form
    40,485.36/60,734.48 = 17,112/x
  3. Step 3: Cross multiply
    40,485.36x = 60,734.48 × 17,112
  4. Step 4: Simplify right side
    40,485.36x = 1,039,288,421.76
  5. Step 5: Solve for x
    x = 1,039,288,421.76/40,485.36
  6. Step 6: Final answer
    x = 25,670.72

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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.