Home / 250,209.80-374,804.40-155,148.20

Finding the Fourth Proportional to 250,209.80, 374,804.40 and 155,148.20

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Solution

The fourth proportional to 250,209.80, 374,804.40 and 155,148.20 is: 232,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,209.80 : 374,804.40 = 155,148.20 : x
  2. Step 2: Convert to fraction form
    250,209.80/374,804.40 = 155,148.20/x
  3. Step 3: Cross multiply
    250,209.80x = 374,804.40 × 155,148.20
  4. Step 4: Simplify right side
    250,209.80x = 58,150,228,012.08
  5. Step 5: Solve for x
    x = 58,150,228,012.08/250,209.80
  6. Step 6: Final answer
    x = 232,405.88

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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.