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Finding the Fourth Proportional to 65,493.60, 98,240.40 and 16,245.60

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Solution

The fourth proportional to 65,493.60, 98,240.40 and 16,245.60 is: 24,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,493.60 : 98,240.40 = 16,245.60 : x
  2. Step 2: Convert to fraction form
    65,493.60/98,240.40 = 16,245.60/x
  3. Step 3: Cross multiply
    65,493.60x = 98,240.40 × 16,245.60
  4. Step 4: Simplify right side
    65,493.60x = 1,595,974,242.24
  5. Step 5: Solve for x
    x = 1,595,974,242.24/65,493.60
  6. Step 6: Final answer
    x = 24,368.40

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1.5x scale

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.