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Finding the Fourth Proportional to 40,114.40, 60,106.80 and 25,296.80

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Solution

The fourth proportional to 40,114.40, 60,106.80 and 25,296.80 is: 37,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,114.40 : 60,106.80 = 25,296.80 : x
  2. Step 2: Convert to fraction form
    40,114.40/60,106.80 = 25,296.80/x
  3. Step 3: Cross multiply
    40,114.40x = 60,106.80 × 25,296.80
  4. Step 4: Simplify right side
    40,114.40x = 1,520,509,698.24
  5. Step 5: Solve for x
    x = 1,520,509,698.24/40,114.40
  6. Step 6: Final answer
    x = 37,904.34

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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.