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Finding the Fourth Proportional to 118,485.95, 177,571.24 and 58,422.74

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Solution

The fourth proportional to 118,485.95, 177,571.24 and 58,422.74 is: 87,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,485.95 : 177,571.24 = 58,422.74 : x
  2. Step 2: Convert to fraction form
    118,485.95/177,571.24 = 58,422.74/x
  3. Step 3: Cross multiply
    118,485.95x = 177,571.24 × 58,422.74
  4. Step 4: Simplify right side
    118,485.95x = 10,374,197,352.08
  5. Step 5: Solve for x
    x = 10,374,197,352.08/118,485.95
  6. Step 6: Final answer
    x = 87,556.35

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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.