Home / 96,431.94-133,068.42-53,984.70

Finding the Fourth Proportional to 96,431.94, 133,068.42 and 53,984.70

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Solution

The fourth proportional to 96,431.94, 133,068.42 and 53,984.70 is: 74,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,431.94 : 133,068.42 = 53,984.70 : x
  2. Step 2: Convert to fraction form
    96,431.94/133,068.42 = 53,984.70/x
  3. Step 3: Cross multiply
    96,431.94x = 133,068.42 × 53,984.70
  4. Step 4: Simplify right side
    96,431.94x = 7,183,658,733.17
  5. Step 5: Solve for x
    x = 7,183,658,733.17/96,431.94
  6. Step 6: Final answer
    x = 74,494.60

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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.