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Finding the Fourth Proportional to 89,901.81, 134,847.41 and 33,737.17

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Solution

The fourth proportional to 89,901.81, 134,847.41 and 33,737.17 is: 50,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,901.81 : 134,847.41 = 33,737.17 : x
  2. Step 2: Convert to fraction form
    89,901.81/134,847.41 = 33,737.17/x
  3. Step 3: Cross multiply
    89,901.81x = 134,847.41 × 33,737.17
  4. Step 4: Simplify right side
    89,901.81x = 4,549,369,742.45
  5. Step 5: Solve for x
    x = 4,549,369,742.45/89,901.81
  6. Step 6: Final answer
    x = 50,603.76

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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.