Home / 99,232.86-136,941.53-53,910.47

Finding the Fourth Proportional to 99,232.86, 136,941.53 and 53,910.47

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Solution

The fourth proportional to 99,232.86, 136,941.53 and 53,910.47 is: 74,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,232.86 : 136,941.53 = 53,910.47 : x
  2. Step 2: Convert to fraction form
    99,232.86/136,941.53 = 53,910.47/x
  3. Step 3: Cross multiply
    99,232.86x = 136,941.53 × 53,910.47
  4. Step 4: Simplify right side
    99,232.86x = 7,382,581,290.56
  5. Step 5: Solve for x
    x = 7,382,581,290.56/99,232.86
  6. Step 6: Final answer
    x = 74,396.54

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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.