Home / 93,693.57-140,550.21-30,518.62

Finding the Fourth Proportional to 93,693.57, 140,550.21 and 30,518.62

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Solution

The fourth proportional to 93,693.57, 140,550.21 and 30,518.62 is: 45,781.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,693.57 : 140,550.21 = 30,518.62 : x
  2. Step 2: Convert to fraction form
    93,693.57/140,550.21 = 30,518.62/x
  3. Step 3: Cross multiply
    93,693.57x = 140,550.21 × 30,518.62
  4. Step 4: Simplify right side
    93,693.57x = 4,289,398,297.32
  5. Step 5: Solve for x
    x = 4,289,398,297.32/93,693.57
  6. Step 6: Final answer
    x = 45,781.14

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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.