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Finding the Fourth Proportional to 47,300.70, 70,853.85 and 23,940.30

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Solution

The fourth proportional to 47,300.70, 70,853.85 and 23,940.30 is: 35,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,300.70 : 70,853.85 = 23,940.30 : x
  2. Step 2: Convert to fraction form
    47,300.70/70,853.85 = 23,940.30/x
  3. Step 3: Cross multiply
    47,300.70x = 70,853.85 × 23,940.30
  4. Step 4: Simplify right side
    47,300.70x = 1,696,262,425.16
  5. Step 5: Solve for x
    x = 1,696,262,425.16/47,300.70
  6. Step 6: Final answer
    x = 35,861.25

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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.