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Finding the Fourth Proportional to 178,525.80, 246,357.36 and 97,951.32

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Solution

The fourth proportional to 178,525.80, 246,357.36 and 97,951.32 is: 135,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,525.80 : 246,357.36 = 97,951.32 : x
  2. Step 2: Convert to fraction form
    178,525.80/246,357.36 = 97,951.32/x
  3. Step 3: Cross multiply
    178,525.80x = 246,357.36 × 97,951.32
  4. Step 4: Simplify right side
    178,525.80x = 24,131,028,603.72
  5. Step 5: Solve for x
    x = 24,131,028,603.72/178,525.80
  6. Step 6: Final answer
    x = 135,168.30

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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.