Home / 174,811.20-262,281.60-69,705.60

Finding the Fourth Proportional to 174,811.20, 262,281.60 and 69,705.60

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Solution

The fourth proportional to 174,811.20, 262,281.60 and 69,705.60 is: 104,584.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,811.20 : 262,281.60 = 69,705.60 : x
  2. Step 2: Convert to fraction form
    174,811.20/262,281.60 = 69,705.60/x
  3. Step 3: Cross multiply
    174,811.20x = 262,281.60 × 69,705.60
  4. Step 4: Simplify right side
    174,811.20x = 18,282,496,296.96
  5. Step 5: Solve for x
    x = 18,282,496,296.96/174,811.20
  6. Step 6: Final answer
    x = 104,584.24

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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.