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Finding the Fourth Proportional to 93,148.49, 128,562.63 and 52,866.03

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Solution

The fourth proportional to 93,148.49, 128,562.63 and 52,866.03 is: 72,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,148.49 : 128,562.63 = 52,866.03 : x
  2. Step 2: Convert to fraction form
    93,148.49/128,562.63 = 52,866.03/x
  3. Step 3: Cross multiply
    93,148.49x = 128,562.63 × 52,866.03
  4. Step 4: Simplify right side
    93,148.49x = 6,796,595,276.60
  5. Step 5: Solve for x
    x = 6,796,595,276.60/93,148.49
  6. Step 6: Final answer
    x = 72,965.17

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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.