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Finding the Fourth Proportional to 93,314.34, 139,971.44 and 23,193.66

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Solution

The fourth proportional to 93,314.34, 139,971.44 and 23,193.66 is: 34,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.34 : 139,971.44 = 23,193.66 : x
  2. Step 2: Convert to fraction form
    93,314.34/139,971.44 = 23,193.66/x
  3. Step 3: Cross multiply
    93,314.34x = 139,971.44 × 23,193.66
  4. Step 4: Simplify right side
    93,314.34x = 3,246,449,989.07
  5. Step 5: Solve for x
    x = 3,246,449,989.07/93,314.34
  6. Step 6: Final answer
    x = 34,790.47

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1.5x scale

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.