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Finding the Fourth Proportional to 147,800.62, 221,701.02 and 47,960.92

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Solution

The fourth proportional to 147,800.62, 221,701.02 and 47,960.92 is: 71,941.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,800.62 : 221,701.02 = 47,960.92 : x
  2. Step 2: Convert to fraction form
    147,800.62/221,701.02 = 47,960.92/x
  3. Step 3: Cross multiply
    147,800.62x = 221,701.02 × 47,960.92
  4. Step 4: Simplify right side
    147,800.62x = 10,632,984,884.14
  5. Step 5: Solve for x
    x = 10,632,984,884.14/147,800.62
  6. Step 6: Final answer
    x = 71,941.41

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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.