Home / 186,448.27-279,422.11-102,081.10

Finding the Fourth Proportional to 186,448.27, 279,422.11 and 102,081.10

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Solution

The fourth proportional to 186,448.27, 279,422.11 and 102,081.10 is: 152,984.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,448.27 : 279,422.11 = 102,081.10 : x
  2. Step 2: Convert to fraction form
    186,448.27/279,422.11 = 102,081.10/x
  3. Step 3: Cross multiply
    186,448.27x = 279,422.11 × 102,081.10
  4. Step 4: Simplify right side
    186,448.27x = 28,523,716,353.12
  5. Step 5: Solve for x
    x = 28,523,716,353.12/186,448.27
  6. Step 6: Final answer
    x = 152,984.61

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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.