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Finding the Fourth Proportional to 93,314.32, 139,970.96 and 23,193.60

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Solution

The fourth proportional to 93,314.32, 139,970.96 and 23,193.60 is: 34,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.32 : 139,970.96 = 23,193.60 : x
  2. Step 2: Convert to fraction form
    93,314.32/139,970.96 = 23,193.60/x
  3. Step 3: Cross multiply
    93,314.32x = 139,970.96 × 23,193.60
  4. Step 4: Simplify right side
    93,314.32x = 3,246,430,457.86
  5. Step 5: Solve for x
    x = 3,246,430,457.86/93,314.32
  6. Step 6: Final answer
    x = 34,790.27

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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.