Home / 74,556.93-102,887.82-42,297.51

Finding the Fourth Proportional to 74,556.93, 102,887.82 and 42,297.51

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Solution

The fourth proportional to 74,556.93, 102,887.82 and 42,297.51 is: 58,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,556.93 : 102,887.82 = 42,297.51 : x
  2. Step 2: Convert to fraction form
    74,556.93/102,887.82 = 42,297.51/x
  3. Step 3: Cross multiply
    74,556.93x = 102,887.82 × 42,297.51
  4. Step 4: Simplify right side
    74,556.93x = 4,351,898,595.33
  5. Step 5: Solve for x
    x = 4,351,898,595.33/74,556.93
  6. Step 6: Final answer
    x = 58,370.14

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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.