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Finding the Fourth Proportional to 93,752.96, 140,630 and 38,348.96

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Solution

The fourth proportional to 93,752.96, 140,630 and 38,348.96 is: 57,523.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,752.96 : 140,630 = 38,348.96 : x
  2. Step 2: Convert to fraction form
    93,752.96/140,630 = 38,348.96/x
  3. Step 3: Cross multiply
    93,752.96x = 140,630 × 38,348.96
  4. Step 4: Simplify right side
    93,752.96x = 5,393,014,244.80
  5. Step 5: Solve for x
    x = 5,393,014,244.80/93,752.96
  6. Step 6: Final answer
    x = 57,523.67

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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.