Home / 118,733.14-178,119.18-56,382.58

Finding the Fourth Proportional to 118,733.14, 178,119.18 and 56,382.58

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Solution

The fourth proportional to 118,733.14, 178,119.18 and 56,382.58 is: 84,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,733.14 : 178,119.18 = 56,382.58 : x
  2. Step 2: Convert to fraction form
    118,733.14/178,119.18 = 56,382.58/x
  3. Step 3: Cross multiply
    118,733.14x = 178,119.18 × 56,382.58
  4. Step 4: Simplify right side
    118,733.14x = 10,042,818,915.88
  5. Step 5: Solve for x
    x = 10,042,818,915.88/118,733.14
  6. Step 6: Final answer
    x = 84,583.12

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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.