Home / 114,814.64-172,234.92-48,242.36

Finding the Fourth Proportional to 114,814.64, 172,234.92 and 48,242.36

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Solution

The fourth proportional to 114,814.64, 172,234.92 and 48,242.36 is: 72,368.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,814.64 : 172,234.92 = 48,242.36 : x
  2. Step 2: Convert to fraction form
    114,814.64/172,234.92 = 48,242.36/x
  3. Step 3: Cross multiply
    114,814.64x = 172,234.92 × 48,242.36
  4. Step 4: Simplify right side
    114,814.64x = 8,309,019,015.21
  5. Step 5: Solve for x
    x = 8,309,019,015.21/114,814.64
  6. Step 6: Final answer
    x = 72,368.99

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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.