Home / 186,556.57-279,833.94-46,315.19

Finding the Fourth Proportional to 186,556.57, 279,833.94 and 46,315.19

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Solution

The fourth proportional to 186,556.57, 279,833.94 and 46,315.19 is: 69,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,556.57 : 279,833.94 = 46,315.19 : x
  2. Step 2: Convert to fraction form
    186,556.57/279,833.94 = 46,315.19/x
  3. Step 3: Cross multiply
    186,556.57x = 279,833.94 × 46,315.19
  4. Step 4: Simplify right side
    186,556.57x = 12,960,562,799.13
  5. Step 5: Solve for x
    x = 12,960,562,799.13/186,556.57
  6. Step 6: Final answer
    x = 69,472.56

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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.