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Finding the Fourth Proportional to 65,568.30, 98,352.45 and 57,014.70

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Solution

The fourth proportional to 65,568.30, 98,352.45 and 57,014.70 is: 85,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,568.30 : 98,352.45 = 57,014.70 : x
  2. Step 2: Convert to fraction form
    65,568.30/98,352.45 = 57,014.70/x
  3. Step 3: Cross multiply
    65,568.30x = 98,352.45 × 57,014.70
  4. Step 4: Simplify right side
    65,568.30x = 5,607,535,431.02
  5. Step 5: Solve for x
    x = 5,607,535,431.02/65,568.30
  6. Step 6: Final answer
    x = 85,522.05

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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.