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Finding the Fourth Proportional to 95,289.39, 142,914.04 and 61,454.07

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Solution

The fourth proportional to 95,289.39, 142,914.04 and 61,454.07 is: 92,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,289.39 : 142,914.04 = 61,454.07 : x
  2. Step 2: Convert to fraction form
    95,289.39/142,914.04 = 61,454.07/x
  3. Step 3: Cross multiply
    95,289.39x = 142,914.04 × 61,454.07
  4. Step 4: Simplify right side
    95,289.39x = 8,782,649,264.51
  5. Step 5: Solve for x
    x = 8,782,649,264.51/95,289.39
  6. Step 6: Final answer
    x = 92,168.18

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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.