Home / 94,970.48-131,077.39-61,021.86

Finding the Fourth Proportional to 94,970.48, 131,077.39 and 61,021.86

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Solution

The fourth proportional to 94,970.48, 131,077.39 and 61,021.86 is: 84,221.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,970.48 : 131,077.39 = 61,021.86 : x
  2. Step 2: Convert to fraction form
    94,970.48/131,077.39 = 61,021.86/x
  3. Step 3: Cross multiply
    94,970.48x = 131,077.39 × 61,021.86
  4. Step 4: Simplify right side
    94,970.48x = 7,998,585,612.07
  5. Step 5: Solve for x
    x = 7,998,585,612.07/94,970.48
  6. Step 6: Final answer
    x = 84,221.81

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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.