Home / 119,629.03-179,471.30-40,743.94

Finding the Fourth Proportional to 119,629.03, 179,471.30 and 40,743.94

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Solution

The fourth proportional to 119,629.03, 179,471.30 and 40,743.94 is: 61,125.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,629.03 : 179,471.30 = 40,743.94 : x
  2. Step 2: Convert to fraction form
    119,629.03/179,471.30 = 40,743.94/x
  3. Step 3: Cross multiply
    119,629.03x = 179,471.30 × 40,743.94
  4. Step 4: Simplify right side
    119,629.03x = 7,312,366,981.57
  5. Step 5: Solve for x
    x = 7,312,366,981.57/119,629.03
  6. Step 6: Final answer
    x = 61,125.36

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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.