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Finding the Fourth Proportional to 232,583.50, 348,878.49 and 66,371.50

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Solution

The fourth proportional to 232,583.50, 348,878.49 and 66,371.50 is: 99,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,583.50 : 348,878.49 = 66,371.50 : x
  2. Step 2: Convert to fraction form
    232,583.50/348,878.49 = 66,371.50/x
  3. Step 3: Cross multiply
    232,583.50x = 348,878.49 × 66,371.50
  4. Step 4: Simplify right side
    232,583.50x = 23,155,588,699.04
  5. Step 5: Solve for x
    x = 23,155,588,699.04/232,583.50
  6. Step 6: Final answer
    x = 99,558.17

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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.