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Finding the Fourth Proportional to 93,800.70, 140,701.05 and 47,036.70

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Solution

The fourth proportional to 93,800.70, 140,701.05 and 47,036.70 is: 70,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,800.70 : 140,701.05 = 47,036.70 : x
  2. Step 2: Convert to fraction form
    93,800.70/140,701.05 = 47,036.70/x
  3. Step 3: Cross multiply
    93,800.70x = 140,701.05 × 47,036.70
  4. Step 4: Simplify right side
    93,800.70x = 6,618,113,078.54
  5. Step 5: Solve for x
    x = 6,618,113,078.54/93,800.70
  6. Step 6: Final answer
    x = 70,555.05

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Similar ratio
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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.