Home / 174,828.70-262,372.65-115,644.70

Finding the Fourth Proportional to 174,828.70, 262,372.65 and 115,644.70

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Solution

The fourth proportional to 174,828.70, 262,372.65 and 115,644.70 is: 173,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,828.70 : 262,372.65 = 115,644.70 : x
  2. Step 2: Convert to fraction form
    174,828.70/262,372.65 = 115,644.70/x
  3. Step 3: Cross multiply
    174,828.70x = 262,372.65 × 115,644.70
  4. Step 4: Simplify right side
    174,828.70x = 30,342,006,397.46
  5. Step 5: Solve for x
    x = 30,342,006,397.46/174,828.70
  6. Step 6: Final answer
    x = 173,552.78

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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.