Home / 559,948.56-839,923.46-139,224.48

Finding the Fourth Proportional to 559,948.56, 839,923.46 and 139,224.48

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Solution

The fourth proportional to 559,948.56, 839,923.46 and 139,224.48 is: 208,836.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,948.56 : 839,923.46 = 139,224.48 : x
  2. Step 2: Convert to fraction form
    559,948.56/839,923.46 = 139,224.48/x
  3. Step 3: Cross multiply
    559,948.56x = 839,923.46 × 139,224.48
  4. Step 4: Simplify right side
    559,948.56x = 116,937,906,958.30
  5. Step 5: Solve for x
    x = 116,937,906,958.30/559,948.56
  6. Step 6: Final answer
    x = 208,836.87

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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.