Home / 70,634.09-97,475.78-38,369.03

Finding the Fourth Proportional to 70,634.09, 97,475.78 and 38,369.03

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Solution

The fourth proportional to 70,634.09, 97,475.78 and 38,369.03 is: 52,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,634.09 : 97,475.78 = 38,369.03 : x
  2. Step 2: Convert to fraction form
    70,634.09/97,475.78 = 38,369.03/x
  3. Step 3: Cross multiply
    70,634.09x = 97,475.78 × 38,369.03
  4. Step 4: Simplify right side
    70,634.09x = 3,740,050,735.64
  5. Step 5: Solve for x
    x = 3,740,050,735.64/70,634.09
  6. Step 6: Final answer
    x = 52,949.65

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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.