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Finding the Fourth Proportional to 65,376.67, 98,065.00 and 45,693.67

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Solution

The fourth proportional to 65,376.67, 98,065.00 and 45,693.67 is: 68,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,376.67 : 98,065.00 = 45,693.67 : x
  2. Step 2: Convert to fraction form
    65,376.67/98,065.00 = 45,693.67/x
  3. Step 3: Cross multiply
    65,376.67x = 98,065.00 × 45,693.67
  4. Step 4: Simplify right side
    65,376.67x = 4,480,949,617.62
  5. Step 5: Solve for x
    x = 4,480,949,617.62/65,376.67
  6. Step 6: Final answer
    x = 68,540.50

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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.