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Finding the Fourth Proportional to 249,764.48, 374,843.54 and 92,103.64

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Solution

The fourth proportional to 249,764.48, 374,843.54 and 92,103.64 is: 138,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,764.48 : 374,843.54 = 92,103.64 : x
  2. Step 2: Convert to fraction form
    249,764.48/374,843.54 = 92,103.64/x
  3. Step 3: Cross multiply
    249,764.48x = 374,843.54 × 92,103.64
  4. Step 4: Simplify right side
    249,764.48x = 34,524,454,464.49
  5. Step 5: Solve for x
    x = 34,524,454,464.49/249,764.48
  6. Step 6: Final answer
    x = 138,228.04

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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.