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Finding the Fourth Proportional to 117,479.37, 176,217.54 and 28,733.61

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Solution

The fourth proportional to 117,479.37, 176,217.54 and 28,733.61 is: 43,100.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,479.37 : 176,217.54 = 28,733.61 : x
  2. Step 2: Convert to fraction form
    117,479.37/176,217.54 = 28,733.61/x
  3. Step 3: Cross multiply
    117,479.37x = 176,217.54 × 28,733.61
  4. Step 4: Simplify right side
    117,479.37x = 5,063,365,925.85
  5. Step 5: Solve for x
    x = 5,063,365,925.85/117,479.37
  6. Step 6: Final answer
    x = 43,100.04

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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.