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Finding the Fourth Proportional to 65,002.73, 89,703.95 and 36,323.46

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Solution

The fourth proportional to 65,002.73, 89,703.95 and 36,323.46 is: 50,126.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,002.73 : 89,703.95 = 36,323.46 : x
  2. Step 2: Convert to fraction form
    65,002.73/89,703.95 = 36,323.46/x
  3. Step 3: Cross multiply
    65,002.73x = 89,703.95 × 36,323.46
  4. Step 4: Simplify right side
    65,002.73x = 3,258,357,658.05
  5. Step 5: Solve for x
    x = 3,258,357,658.05/65,002.73
  6. Step 6: Final answer
    x = 50,126.48

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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.