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Finding the Fourth Proportional to 93,010.97, 128,352.45 and 52,728.46

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Solution

The fourth proportional to 93,010.97, 128,352.45 and 52,728.46 is: 72,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,010.97 : 128,352.45 = 52,728.46 : x
  2. Step 2: Convert to fraction form
    93,010.97/128,352.45 = 52,728.46/x
  3. Step 3: Cross multiply
    93,010.97x = 128,352.45 × 52,728.46
  4. Step 4: Simplify right side
    93,010.97x = 6,767,827,025.73
  5. Step 5: Solve for x
    x = 6,767,827,025.73/93,010.97
  6. Step 6: Final answer
    x = 72,763.75

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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.