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Finding the Fourth Proportional to 176,704.02, 265,009.55 and 120,533.67

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Solution

The fourth proportional to 176,704.02, 265,009.55 and 120,533.67 is: 180,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,704.02 : 265,009.55 = 120,533.67 : x
  2. Step 2: Convert to fraction form
    176,704.02/265,009.55 = 120,533.67/x
  3. Step 3: Cross multiply
    176,704.02x = 265,009.55 × 120,533.67
  4. Step 4: Simplify right side
    176,704.02x = 31,942,573,043.88
  5. Step 5: Solve for x
    x = 31,942,573,043.88/176,704.02
  6. Step 6: Final answer
    x = 180,768.80

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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.