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Finding the Fourth Proportional to 107,289.92, 160,880.88 and 37,150.40

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Solution

The fourth proportional to 107,289.92, 160,880.88 and 37,150.40 is: 55,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,289.92 : 160,880.88 = 37,150.40 : x
  2. Step 2: Convert to fraction form
    107,289.92/160,880.88 = 37,150.40/x
  3. Step 3: Cross multiply
    107,289.92x = 160,880.88 × 37,150.40
  4. Step 4: Simplify right side
    107,289.92x = 5,976,789,044.35
  5. Step 5: Solve for x
    x = 5,976,789,044.35/107,289.92
  6. Step 6: Final answer
    x = 55,706.90

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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.