Home / 119,973.06-179,941.10-40,012.43

Finding the Fourth Proportional to 119,973.06, 179,941.10 and 40,012.43

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Solution

The fourth proportional to 119,973.06, 179,941.10 and 40,012.43 is: 60,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,973.06 : 179,941.10 = 40,012.43 : x
  2. Step 2: Convert to fraction form
    119,973.06/179,941.10 = 40,012.43/x
  3. Step 3: Cross multiply
    119,973.06x = 179,941.10 × 40,012.43
  4. Step 4: Simplify right side
    119,973.06x = 7,199,879,568.11
  5. Step 5: Solve for x
    x = 7,199,879,568.11/119,973.06
  6. Step 6: Final answer
    x = 60,012.47

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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.