Home / 96,825.12-133,615.97-53,803.50

Finding the Fourth Proportional to 96,825.12, 133,615.97 and 53,803.50

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Solution

The fourth proportional to 96,825.12, 133,615.97 and 53,803.50 is: 74,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,825.12 : 133,615.97 = 53,803.50 : x
  2. Step 2: Convert to fraction form
    96,825.12/133,615.97 = 53,803.50/x
  3. Step 3: Cross multiply
    96,825.12x = 133,615.97 × 53,803.50
  4. Step 4: Simplify right side
    96,825.12x = 7,189,006,841.90
  5. Step 5: Solve for x
    x = 7,189,006,841.90/96,825.12
  6. Step 6: Final answer
    x = 74,247.33

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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.