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Finding the Fourth Proportional to 183,785.32, 275,723.74 and 52,457.32

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Solution

The fourth proportional to 183,785.32, 275,723.74 and 52,457.32 is: 78,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,785.32 : 275,723.74 = 52,457.32 : x
  2. Step 2: Convert to fraction form
    183,785.32/275,723.74 = 52,457.32/x
  3. Step 3: Cross multiply
    183,785.32x = 275,723.74 × 52,457.32
  4. Step 4: Simplify right side
    183,785.32x = 14,463,728,460.78
  5. Step 5: Solve for x
    x = 14,463,728,460.78/183,785.32
  6. Step 6: Final answer
    x = 78,699.04

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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.