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Finding the Fourth Proportional to 176,188.40, 264,280.32 and 43,069.84

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Solution

The fourth proportional to 176,188.40, 264,280.32 and 43,069.84 is: 64,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,188.40 : 264,280.32 = 43,069.84 : x
  2. Step 2: Convert to fraction form
    176,188.40/264,280.32 = 43,069.84/x
  3. Step 3: Cross multiply
    176,188.40x = 264,280.32 × 43,069.84
  4. Step 4: Simplify right side
    176,188.40x = 11,382,511,097.55
  5. Step 5: Solve for x
    x = 11,382,511,097.55/176,188.40
  6. Step 6: Final answer
    x = 64,604.20

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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.