Home / 146,040.42-219,061.08-40,860.30

Finding the Fourth Proportional to 146,040.42, 219,061.08 and 40,860.30

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Solution

The fourth proportional to 146,040.42, 219,061.08 and 40,860.30 is: 61,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,040.42 : 219,061.08 = 40,860.30 : x
  2. Step 2: Convert to fraction form
    146,040.42/219,061.08 = 40,860.30/x
  3. Step 3: Cross multiply
    146,040.42x = 219,061.08 × 40,860.30
  4. Step 4: Simplify right side
    146,040.42x = 8,950,901,447.12
  5. Step 5: Solve for x
    x = 8,950,901,447.12/146,040.42
  6. Step 6: Final answer
    x = 61,290.58

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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.