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Finding the Fourth Proportional to 171,283.84, 236,372.16 and 94,808.20

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Solution

The fourth proportional to 171,283.84, 236,372.16 and 94,808.20 is: 130,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,283.84 : 236,372.16 = 94,808.20 : x
  2. Step 2: Convert to fraction form
    171,283.84/236,372.16 = 94,808.20/x
  3. Step 3: Cross multiply
    171,283.84x = 236,372.16 × 94,808.20
  4. Step 4: Simplify right side
    171,283.84x = 22,410,017,363.81
  5. Step 5: Solve for x
    x = 22,410,017,363.81/171,283.84
  6. Step 6: Final answer
    x = 130,835.57

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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.