Home / 119,677.78-179,516.13-30,923.74

Finding the Fourth Proportional to 119,677.78, 179,516.13 and 30,923.74

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Solution

The fourth proportional to 119,677.78, 179,516.13 and 30,923.74 is: 46,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,677.78 : 179,516.13 = 30,923.74 : x
  2. Step 2: Convert to fraction form
    119,677.78/179,516.13 = 30,923.74/x
  3. Step 3: Cross multiply
    119,677.78x = 179,516.13 × 30,923.74
  4. Step 4: Simplify right side
    119,677.78x = 5,551,310,129.93
  5. Step 5: Solve for x
    x = 5,551,310,129.93/119,677.78
  6. Step 6: Final answer
    x = 46,385.47

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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.