Home / 153,835.48-230,752.16-82,791.54

Finding the Fourth Proportional to 153,835.48, 230,752.16 and 82,791.54

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Solution

The fourth proportional to 153,835.48, 230,752.16 and 82,791.54 is: 124,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,835.48 : 230,752.16 = 82,791.54 : x
  2. Step 2: Convert to fraction form
    153,835.48/230,752.16 = 82,791.54/x
  3. Step 3: Cross multiply
    153,835.48x = 230,752.16 × 82,791.54
  4. Step 4: Simplify right side
    153,835.48x = 19,104,326,684.73
  5. Step 5: Solve for x
    x = 19,104,326,684.73/153,835.48
  6. Step 6: Final answer
    x = 124,186.74

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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.