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Finding the Fourth Proportional to 93,856.36, 129,489.40 and 53,541.04

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Solution

The fourth proportional to 93,856.36, 129,489.40 and 53,541.04 is: 73,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,856.36 : 129,489.40 = 53,541.04 : x
  2. Step 2: Convert to fraction form
    93,856.36/129,489.40 = 53,541.04/x
  3. Step 3: Cross multiply
    93,856.36x = 129,489.40 × 53,541.04
  4. Step 4: Simplify right side
    93,856.36x = 6,932,997,144.98
  5. Step 5: Solve for x
    x = 6,932,997,144.98/93,856.36
  6. Step 6: Final answer
    x = 73,868.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.