Home / 107,236.44-147,970.26-59,489.64

Finding the Fourth Proportional to 107,236.44, 147,970.26 and 59,489.64

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Solution

The fourth proportional to 107,236.44, 147,970.26 and 59,489.64 is: 82,086.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,236.44 : 147,970.26 = 59,489.64 : x
  2. Step 2: Convert to fraction form
    107,236.44/147,970.26 = 59,489.64/x
  3. Step 3: Cross multiply
    107,236.44x = 147,970.26 × 59,489.64
  4. Step 4: Simplify right side
    107,236.44x = 8,802,697,498.11
  5. Step 5: Solve for x
    x = 8,802,697,498.11/107,236.44
  6. Step 6: Final answer
    x = 82,086.81

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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.