Home / 94,985.69-131,081.58-54,706.64

Finding the Fourth Proportional to 94,985.69, 131,081.58 and 54,706.64

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Solution

The fourth proportional to 94,985.69, 131,081.58 and 54,706.64 is: 75,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,985.69 : 131,081.58 = 54,706.64 : x
  2. Step 2: Convert to fraction form
    94,985.69/131,081.58 = 54,706.64/x
  3. Step 3: Cross multiply
    94,985.69x = 131,081.58 × 54,706.64
  4. Step 4: Simplify right side
    94,985.69x = 7,171,032,152.28
  5. Step 5: Solve for x
    x = 7,171,032,152.28/94,985.69
  6. Step 6: Final answer
    x = 75,495.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.