Home / 118,678.41-178,061.35-62,516.25

Finding the Fourth Proportional to 118,678.41, 178,061.35 and 62,516.25

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Solution

The fourth proportional to 118,678.41, 178,061.35 and 62,516.25 is: 93,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,678.41 : 178,061.35 = 62,516.25 : x
  2. Step 2: Convert to fraction form
    118,678.41/178,061.35 = 62,516.25/x
  3. Step 3: Cross multiply
    118,678.41x = 178,061.35 × 62,516.25
  4. Step 4: Simplify right side
    118,678.41x = 11,131,727,715.65
  5. Step 5: Solve for x
    x = 11,131,727,715.65/118,678.41
  6. Step 6: Final answer
    x = 93,797.41

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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.