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Finding the Fourth Proportional to 93,095.98, 139,731.41 and 48,754.55

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Solution

The fourth proportional to 93,095.98, 139,731.41 and 48,754.55 is: 73,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,095.98 : 139,731.41 = 48,754.55 : x
  2. Step 2: Convert to fraction form
    93,095.98/139,731.41 = 48,754.55/x
  3. Step 3: Cross multiply
    93,095.98x = 139,731.41 × 48,754.55
  4. Step 4: Simplify right side
    93,095.98x = 6,812,542,486.63
  5. Step 5: Solve for x
    x = 6,812,542,486.63/93,095.98
  6. Step 6: Final answer
    x = 73,177.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.