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Finding the Fourth Proportional to 65,552.94, 90,463.16 and 37,258.62

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Solution

The fourth proportional to 65,552.94, 90,463.16 and 37,258.62 is: 51,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552.94 : 90,463.16 = 37,258.62 : x
  2. Step 2: Convert to fraction form
    65,552.94/90,463.16 = 37,258.62/x
  3. Step 3: Cross multiply
    65,552.94x = 90,463.16 × 37,258.62
  4. Step 4: Simplify right side
    65,552.94x = 3,370,532,502.44
  5. Step 5: Solve for x
    x = 3,370,532,502.44/65,552.94
  6. Step 6: Final answer
    x = 51,416.95

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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.