Home / 190,948-263,478.94-110,359.89

Finding the Fourth Proportional to 190,948, 263,478.94 and 110,359.89

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Solution

The fourth proportional to 190,948, 263,478.94 and 110,359.89 is: 152,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,948 : 263,478.94 = 110,359.89 : x
  2. Step 2: Convert to fraction form
    190,948/263,478.94 = 110,359.89/x
  3. Step 3: Cross multiply
    190,948x = 263,478.94 × 110,359.89
  4. Step 4: Simplify right side
    190,948x = 29,077,506,835.72
  5. Step 5: Solve for x
    x = 29,077,506,835.72/190,948
  6. Step 6: Final answer
    x = 152,279.71

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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.