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Finding the Fourth Proportional to 169,567.16, 254,308.62 and 51,229.40

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Solution

The fourth proportional to 169,567.16, 254,308.62 and 51,229.40 is: 76,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,567.16 : 254,308.62 = 51,229.40 : x
  2. Step 2: Convert to fraction form
    169,567.16/254,308.62 = 51,229.40/x
  3. Step 3: Cross multiply
    169,567.16x = 254,308.62 × 51,229.40
  4. Step 4: Simplify right side
    169,567.16x = 13,028,078,017.43
  5. Step 5: Solve for x
    x = 13,028,078,017.43/169,567.16
  6. Step 6: Final answer
    x = 76,831.37

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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.