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Finding the Fourth Proportional to 93,848.87, 129,511.43 and 51,407.39

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Solution

The fourth proportional to 93,848.87, 129,511.43 and 51,407.39 is: 70,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,848.87 : 129,511.43 = 51,407.39 : x
  2. Step 2: Convert to fraction form
    93,848.87/129,511.43 = 51,407.39/x
  3. Step 3: Cross multiply
    93,848.87x = 129,511.43 × 51,407.39
  4. Step 4: Simplify right side
    93,848.87x = 6,657,843,686.87
  5. Step 5: Solve for x
    x = 6,657,843,686.87/93,848.87
  6. Step 6: Final answer
    x = 70,942.19

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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.