Home / 269,455.15-404,328.53-111,699.55

Finding the Fourth Proportional to 269,455.15, 404,328.53 and 111,699.55

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Solution

The fourth proportional to 269,455.15, 404,328.53 and 111,699.55 is: 167,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,455.15 : 404,328.53 = 111,699.55 : x
  2. Step 2: Convert to fraction form
    269,455.15/404,328.53 = 111,699.55/x
  3. Step 3: Cross multiply
    269,455.15x = 404,328.53 × 111,699.55
  4. Step 4: Simplify right side
    269,455.15x = 45,163,314,294.66
  5. Step 5: Solve for x
    x = 45,163,314,294.66/269,455.15
  6. Step 6: Final answer
    x = 167,609.76

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1.5x scale

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.