Home / 230,788.80-346,280.40-125,683.20

Finding the Fourth Proportional to 230,788.80, 346,280.40 and 125,683.20

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Solution

The fourth proportional to 230,788.80, 346,280.40 and 125,683.20 is: 188,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,788.80 : 346,280.40 = 125,683.20 : x
  2. Step 2: Convert to fraction form
    230,788.80/346,280.40 = 125,683.20/x
  3. Step 3: Cross multiply
    230,788.80x = 346,280.40 × 125,683.20
  4. Step 4: Simplify right side
    230,788.80x = 43,521,628,769.28
  5. Step 5: Solve for x
    x = 43,521,628,769.28/230,788.80
  6. Step 6: Final answer
    x = 188,577.73

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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.