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Finding the Fourth Proportional to 188,513.52, 282,762.90 and 63,854.52

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Solution

The fourth proportional to 188,513.52, 282,762.90 and 63,854.52 is: 95,779.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,513.52 : 282,762.90 = 63,854.52 : x
  2. Step 2: Convert to fraction form
    188,513.52/282,762.90 = 63,854.52/x
  3. Step 3: Cross multiply
    188,513.52x = 282,762.90 × 63,854.52
  4. Step 4: Simplify right side
    188,513.52x = 18,055,689,253.31
  5. Step 5: Solve for x
    x = 18,055,689,253.31/188,513.52
  6. Step 6: Final answer
    x = 95,779.28

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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.