Home / 97,362.21-145,659.15-73,738.05

Finding the Fourth Proportional to 97,362.21, 145,659.15 and 73,738.05

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Solution

The fourth proportional to 97,362.21, 145,659.15 and 73,738.05 is: 110,316.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,362.21 : 145,659.15 = 73,738.05 : x
  2. Step 2: Convert to fraction form
    97,362.21/145,659.15 = 73,738.05/x
  3. Step 3: Cross multiply
    97,362.21x = 145,659.15 × 73,738.05
  4. Step 4: Simplify right side
    97,362.21x = 10,740,621,685.66
  5. Step 5: Solve for x
    x = 10,740,621,685.66/97,362.21
  6. Step 6: Final answer
    x = 110,316.12

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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.