Home / 101,485.44-140,078.04-59,052.16

Finding the Fourth Proportional to 101,485.44, 140,078.04 and 59,052.16

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Solution

The fourth proportional to 101,485.44, 140,078.04 and 59,052.16 is: 81,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,485.44 : 140,078.04 = 59,052.16 : x
  2. Step 2: Convert to fraction form
    101,485.44/140,078.04 = 59,052.16/x
  3. Step 3: Cross multiply
    101,485.44x = 140,078.04 × 59,052.16
  4. Step 4: Simplify right side
    101,485.44x = 8,271,910,830.57
  5. Step 5: Solve for x
    x = 8,271,910,830.57/101,485.44
  6. Step 6: Final answer
    x = 81,508.35

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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.