Home / 185,861.41-278,802.72-52,731.19

Finding the Fourth Proportional to 185,861.41, 278,802.72 and 52,731.19

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Solution

The fourth proportional to 185,861.41, 278,802.72 and 52,731.19 is: 79,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,861.41 : 278,802.72 = 52,731.19 : x
  2. Step 2: Convert to fraction form
    185,861.41/278,802.72 = 52,731.19/x
  3. Step 3: Cross multiply
    185,861.41x = 278,802.72 × 52,731.19
  4. Step 4: Simplify right side
    185,861.41x = 14,701,599,200.84
  5. Step 5: Solve for x
    x = 14,701,599,200.84/185,861.41
  6. Step 6: Final answer
    x = 79,099.79

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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.