Home / 186,020.75-279,032.67-59,661.19

Finding the Fourth Proportional to 186,020.75, 279,032.67 and 59,661.19

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Solution

The fourth proportional to 186,020.75, 279,032.67 and 59,661.19 is: 89,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,020.75 : 279,032.67 = 59,661.19 : x
  2. Step 2: Convert to fraction form
    186,020.75/279,032.67 = 59,661.19/x
  3. Step 3: Cross multiply
    186,020.75x = 279,032.67 × 59,661.19
  4. Step 4: Simplify right side
    186,020.75x = 16,647,420,691.54
  5. Step 5: Solve for x
    x = 16,647,420,691.54/186,020.75
  6. Step 6: Final answer
    x = 89,492.28

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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.