Home / 119,828.16-179,742.06-40,942.98

Finding the Fourth Proportional to 119,828.16, 179,742.06 and 40,942.98

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Solution

The fourth proportional to 119,828.16, 179,742.06 and 40,942.98 is: 61,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,828.16 : 179,742.06 = 40,942.98 : x
  2. Step 2: Convert to fraction form
    119,828.16/179,742.06 = 40,942.98/x
  3. Step 3: Cross multiply
    119,828.16x = 179,742.06 × 40,942.98
  4. Step 4: Simplify right side
    119,828.16x = 7,359,175,567.74
  5. Step 5: Solve for x
    x = 7,359,175,567.74/119,828.16
  6. Step 6: Final answer
    x = 61,414.41

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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.