Home / 102,174.44-153,285.01-31,107.19

Finding the Fourth Proportional to 102,174.44, 153,285.01 and 31,107.19

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Solution

The fourth proportional to 102,174.44, 153,285.01 and 31,107.19 is: 46,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,174.44 : 153,285.01 = 31,107.19 : x
  2. Step 2: Convert to fraction form
    102,174.44/153,285.01 = 31,107.19/x
  3. Step 3: Cross multiply
    102,174.44x = 153,285.01 × 31,107.19
  4. Step 4: Simplify right side
    102,174.44x = 4,768,265,756.65
  5. Step 5: Solve for x
    x = 4,768,265,756.65/102,174.44
  6. Step 6: Final answer
    x = 46,667.89

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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.