Home / 96,634.50-133,356.71-53,614.78

Finding the Fourth Proportional to 96,634.50, 133,356.71 and 53,614.78

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Solution

The fourth proportional to 96,634.50, 133,356.71 and 53,614.78 is: 73,989.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,634.50 : 133,356.71 = 53,614.78 : x
  2. Step 2: Convert to fraction form
    96,634.50/133,356.71 = 53,614.78/x
  3. Step 3: Cross multiply
    96,634.50x = 133,356.71 × 53,614.78
  4. Step 4: Simplify right side
    96,634.50x = 7,149,890,400.10
  5. Step 5: Solve for x
    x = 7,149,890,400.10/96,634.50
  6. Step 6: Final answer
    x = 73,989.01

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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.