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Finding the Fourth Proportional to 63,497.25, 87,626.81 and 35,203.55

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Solution

The fourth proportional to 63,497.25, 87,626.81 and 35,203.55 is: 48,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,497.25 : 87,626.81 = 35,203.55 : x
  2. Step 2: Convert to fraction form
    63,497.25/87,626.81 = 35,203.55/x
  3. Step 3: Cross multiply
    63,497.25x = 87,626.81 × 35,203.55
  4. Step 4: Simplify right side
    63,497.25x = 3,084,774,437.05
  5. Step 5: Solve for x
    x = 3,084,774,437.05/63,497.25
  6. Step 6: Final answer
    x = 48,581.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.