Home / 64,960.20-97,440.30-61,023.60

Finding the Fourth Proportional to 64,960.20, 97,440.30 and 61,023.60

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Solution

The fourth proportional to 64,960.20, 97,440.30 and 61,023.60 is: 91,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,960.20 : 97,440.30 = 61,023.60 : x
  2. Step 2: Convert to fraction form
    64,960.20/97,440.30 = 61,023.60/x
  3. Step 3: Cross multiply
    64,960.20x = 97,440.30 × 61,023.60
  4. Step 4: Simplify right side
    64,960.20x = 5,946,157,891.08
  5. Step 5: Solve for x
    x = 5,946,157,891.08/64,960.20
  6. Step 6: Final answer
    x = 91,535.40

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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.