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Finding the Fourth Proportional to 93,938.63, 129,635.30 and 51,497.46

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Solution

The fourth proportional to 93,938.63, 129,635.30 and 51,497.46 is: 71,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,938.63 : 129,635.30 = 51,497.46 : x
  2. Step 2: Convert to fraction form
    93,938.63/129,635.30 = 51,497.46/x
  3. Step 3: Cross multiply
    93,938.63x = 129,635.30 × 51,497.46
  4. Step 4: Simplify right side
    93,938.63x = 6,675,888,805.08
  5. Step 5: Solve for x
    x = 6,675,888,805.08/93,938.63
  6. Step 6: Final answer
    x = 71,066.49

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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.