Home / 186,080.13-279,121.01-59,739.57

Finding the Fourth Proportional to 186,080.13, 279,121.01 and 59,739.57

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Solution

The fourth proportional to 186,080.13, 279,121.01 and 59,739.57 is: 89,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,080.13 : 279,121.01 = 59,739.57 : x
  2. Step 2: Convert to fraction form
    186,080.13/279,121.01 = 59,739.57/x
  3. Step 3: Cross multiply
    186,080.13x = 279,121.01 × 59,739.57
  4. Step 4: Simplify right side
    186,080.13x = 16,674,569,115.37
  5. Step 5: Solve for x
    x = 16,674,569,115.37/186,080.13
  6. Step 6: Final answer
    x = 89,609.62

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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.