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Finding the Fourth Proportional to 174,810.80, 262,410.60 and 96,078.80

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Solution

The fourth proportional to 174,810.80, 262,410.60 and 96,078.80 is: 144,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,810.80 : 262,410.60 = 96,078.80 : x
  2. Step 2: Convert to fraction form
    174,810.80/262,410.60 = 96,078.80/x
  3. Step 3: Cross multiply
    174,810.80x = 262,410.60 × 96,078.80
  4. Step 4: Simplify right side
    174,810.80x = 25,212,095,555.28
  5. Step 5: Solve for x
    x = 25,212,095,555.28/174,810.80
  6. Step 6: Final answer
    x = 144,225.05

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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.