Home / 186,269.03-279,450.70-53,149.75

Finding the Fourth Proportional to 186,269.03, 279,450.70 and 53,149.75

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Solution

The fourth proportional to 186,269.03, 279,450.70 and 53,149.75 is: 79,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,269.03 : 279,450.70 = 53,149.75 : x
  2. Step 2: Convert to fraction form
    186,269.03/279,450.70 = 53,149.75/x
  3. Step 3: Cross multiply
    186,269.03x = 279,450.70 × 53,149.75
  4. Step 4: Simplify right side
    186,269.03x = 14,852,734,842.33
  5. Step 5: Solve for x
    x = 14,852,734,842.33/186,269.03
  6. Step 6: Final answer
    x = 79,738.08

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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.