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Finding the Fourth Proportional to 118,533.57, 163,567.92 and 67,544.67

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Solution

The fourth proportional to 118,533.57, 163,567.92 and 67,544.67 is: 93,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,533.57 : 163,567.92 = 67,544.67 : x
  2. Step 2: Convert to fraction form
    118,533.57/163,567.92 = 67,544.67/x
  3. Step 3: Cross multiply
    118,533.57x = 163,567.92 × 67,544.67
  4. Step 4: Simplify right side
    118,533.57x = 11,048,141,178.99
  5. Step 5: Solve for x
    x = 11,048,141,178.99/118,533.57
  6. Step 6: Final answer
    x = 93,206.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.