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Finding the Fourth Proportional to 93,952.84, 129,579.60 and 82,598.20

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Solution

The fourth proportional to 93,952.84, 129,579.60 and 82,598.20 is: 113,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,952.84 : 129,579.60 = 82,598.20 : x
  2. Step 2: Convert to fraction form
    93,952.84/129,579.60 = 82,598.20/x
  3. Step 3: Cross multiply
    93,952.84x = 129,579.60 × 82,598.20
  4. Step 4: Simplify right side
    93,952.84x = 10,703,041,716.72
  5. Step 5: Solve for x
    x = 10,703,041,716.72/93,952.84
  6. Step 6: Final answer
    x = 113,919.30

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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.