Home / 103,556.97-155,333.89-46,590.64

Finding the Fourth Proportional to 103,556.97, 155,333.89 and 46,590.64

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Solution

The fourth proportional to 103,556.97, 155,333.89 and 46,590.64 is: 69,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,556.97 : 155,333.89 = 46,590.64 : x
  2. Step 2: Convert to fraction form
    103,556.97/155,333.89 = 46,590.64/x
  3. Step 3: Cross multiply
    103,556.97x = 155,333.89 × 46,590.64
  4. Step 4: Simplify right side
    103,556.97x = 7,237,105,348.79
  5. Step 5: Solve for x
    x = 7,237,105,348.79/103,556.97
  6. Step 6: Final answer
    x = 69,885.26

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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.