Home / 118,923.21-178,411.05-34,689.96

Finding the Fourth Proportional to 118,923.21, 178,411.05 and 34,689.96

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Solution

The fourth proportional to 118,923.21, 178,411.05 and 34,689.96 is: 52,042.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,923.21 : 178,411.05 = 34,689.96 : x
  2. Step 2: Convert to fraction form
    118,923.21/178,411.05 = 34,689.96/x
  3. Step 3: Cross multiply
    118,923.21x = 178,411.05 × 34,689.96
  4. Step 4: Simplify right side
    118,923.21x = 6,189,072,188.06
  5. Step 5: Solve for x
    x = 6,189,072,188.06/118,923.21
  6. Step 6: Final answer
    x = 52,042.59

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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.