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Finding the Fourth Proportional to 93,635.01, 129,284.01 and 57,874.05

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Solution

The fourth proportional to 93,635.01, 129,284.01 and 57,874.05 is: 79,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,635.01 : 129,284.01 = 57,874.05 : x
  2. Step 2: Convert to fraction form
    93,635.01/129,284.01 = 57,874.05/x
  3. Step 3: Cross multiply
    93,635.01x = 129,284.01 × 57,874.05
  4. Step 4: Simplify right side
    93,635.01x = 7,482,189,258.94
  5. Step 5: Solve for x
    x = 7,482,189,258.94/93,635.01
  6. Step 6: Final answer
    x = 79,908.03

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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.