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Finding the Fourth Proportional to 176,015.40, 264,023.10 and 156,661.80

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Solution

The fourth proportional to 176,015.40, 264,023.10 and 156,661.80 is: 234,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,015.40 : 264,023.10 = 156,661.80 : x
  2. Step 2: Convert to fraction form
    176,015.40/264,023.10 = 156,661.80/x
  3. Step 3: Cross multiply
    176,015.40x = 264,023.10 × 156,661.80
  4. Step 4: Simplify right side
    176,015.40x = 41,362,334,087.58
  5. Step 5: Solve for x
    x = 41,362,334,087.58/176,015.40
  6. Step 6: Final answer
    x = 234,992.70

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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.