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Finding the Fourth Proportional to 117,571.80, 176,302.14 and 45,558.44

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Solution

The fourth proportional to 117,571.80, 176,302.14 and 45,558.44 is: 68,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,571.80 : 176,302.14 = 45,558.44 : x
  2. Step 2: Convert to fraction form
    117,571.80/176,302.14 = 45,558.44/x
  3. Step 3: Cross multiply
    117,571.80x = 176,302.14 × 45,558.44
  4. Step 4: Simplify right side
    117,571.80x = 8,032,050,467.06
  5. Step 5: Solve for x
    x = 8,032,050,467.06/117,571.80
  6. Step 6: Final answer
    x = 68,316.13

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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.