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Finding the Fourth Proportional to 65,357.50, 98,023.74 and 25,376.48

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Solution

The fourth proportional to 65,357.50, 98,023.74 and 25,376.48 is: 38,059.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,357.50 : 98,023.74 = 25,376.48 : x
  2. Step 2: Convert to fraction form
    65,357.50/98,023.74 = 25,376.48/x
  3. Step 3: Cross multiply
    65,357.50x = 98,023.74 × 25,376.48
  4. Step 4: Simplify right side
    65,357.50x = 2,487,497,477.64
  5. Step 5: Solve for x
    x = 2,487,497,477.64/65,357.50
  6. Step 6: Final answer
    x = 38,059.86

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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.