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Finding the Fourth Proportional to 176,807.68, 243,999.88 and 108,863.84

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Solution

The fourth proportional to 176,807.68, 243,999.88 and 108,863.84 is: 150,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,807.68 : 243,999.88 = 108,863.84 : x
  2. Step 2: Convert to fraction form
    176,807.68/243,999.88 = 108,863.84/x
  3. Step 3: Cross multiply
    176,807.68x = 243,999.88 × 108,863.84
  4. Step 4: Simplify right side
    176,807.68x = 26,562,764,234.18
  5. Step 5: Solve for x
    x = 26,562,764,234.18/176,807.68
  6. Step 6: Final answer
    x = 150,235.36

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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.