Home / 174,914.40-261,788.40-153,919.20

Finding the Fourth Proportional to 174,914.40, 261,788.40 and 153,919.20

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Solution

The fourth proportional to 174,914.40, 261,788.40 and 153,919.20 is: 230,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,914.40 : 261,788.40 = 153,919.20 : x
  2. Step 2: Convert to fraction form
    174,914.40/261,788.40 = 153,919.20/x
  3. Step 3: Cross multiply
    174,914.40x = 261,788.40 × 153,919.20
  4. Step 4: Simplify right side
    174,914.40x = 40,294,261,097.28
  5. Step 5: Solve for x
    x = 40,294,261,097.28/174,914.40
  6. Step 6: Final answer
    x = 230,365.60

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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.