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Finding the Fourth Proportional to 133,671.64, 184,463.88 and 75,522.94

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Solution

The fourth proportional to 133,671.64, 184,463.88 and 75,522.94 is: 104,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,671.64 : 184,463.88 = 75,522.94 : x
  2. Step 2: Convert to fraction form
    133,671.64/184,463.88 = 75,522.94/x
  3. Step 3: Cross multiply
    133,671.64x = 184,463.88 × 75,522.94
  4. Step 4: Simplify right side
    133,671.64x = 13,931,254,541.41
  5. Step 5: Solve for x
    x = 13,931,254,541.41/133,671.64
  6. Step 6: Final answer
    x = 104,219.97

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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.