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Finding the Fourth Proportional to 127,802.82, 191,612.55 and 48,850.50

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Solution

The fourth proportional to 127,802.82, 191,612.55 and 48,850.50 is: 73,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,802.82 : 191,612.55 = 48,850.50 : x
  2. Step 2: Convert to fraction form
    127,802.82/191,612.55 = 48,850.50/x
  3. Step 3: Cross multiply
    127,802.82x = 191,612.55 × 48,850.50
  4. Step 4: Simplify right side
    127,802.82x = 9,360,368,873.78
  5. Step 5: Solve for x
    x = 9,360,368,873.78/127,802.82
  6. Step 6: Final answer
    x = 73,240.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.