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Finding the Fourth Proportional to 188,802.60, 283,136.41 and 62,419.51

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Solution

The fourth proportional to 188,802.60, 283,136.41 and 62,419.51 is: 93,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,802.60 : 283,136.41 = 62,419.51 : x
  2. Step 2: Convert to fraction form
    188,802.60/283,136.41 = 62,419.51/x
  3. Step 3: Cross multiply
    188,802.60x = 283,136.41 × 62,419.51
  4. Step 4: Simplify right side
    188,802.60x = 17,673,236,407.30
  5. Step 5: Solve for x
    x = 17,673,236,407.30/188,802.60
  6. Step 6: Final answer
    x = 93,606.96

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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.