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Finding the Fourth Proportional to 188,262.10, 282,203.61 and 83,062.54

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Solution

The fourth proportional to 188,262.10, 282,203.61 and 83,062.54 is: 124,510.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,262.10 : 282,203.61 = 83,062.54 : x
  2. Step 2: Convert to fraction form
    188,262.10/282,203.61 = 83,062.54/x
  3. Step 3: Cross multiply
    188,262.10x = 282,203.61 × 83,062.54
  4. Step 4: Simplify right side
    188,262.10x = 23,440,548,643.77
  5. Step 5: Solve for x
    x = 23,440,548,643.77/188,262.10
  6. Step 6: Final answer
    x = 124,510.18

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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.