Home / 65,021.20-97,464.60-35,376.40

Finding the Fourth Proportional to 65,021.20, 97,464.60 and 35,376.40

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Solution

The fourth proportional to 65,021.20, 97,464.60 and 35,376.40 is: 53,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,021.20 : 97,464.60 = 35,376.40 : x
  2. Step 2: Convert to fraction form
    65,021.20/97,464.60 = 35,376.40/x
  3. Step 3: Cross multiply
    65,021.20x = 97,464.60 × 35,376.40
  4. Step 4: Simplify right side
    65,021.20x = 3,447,946,675.44
  5. Step 5: Solve for x
    x = 3,447,946,675.44/65,021.20
  6. Step 6: Final answer
    x = 53,028.04

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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.