Home / 169,480.23-254,221.80-43,120.59

Finding the Fourth Proportional to 169,480.23, 254,221.80 and 43,120.59

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Solution

The fourth proportional to 169,480.23, 254,221.80 and 43,120.59 is: 64,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,480.23 : 254,221.80 = 43,120.59 : x
  2. Step 2: Convert to fraction form
    169,480.23/254,221.80 = 43,120.59/x
  3. Step 3: Cross multiply
    169,480.23x = 254,221.80 × 43,120.59
  4. Step 4: Simplify right side
    169,480.23x = 10,962,194,006.86
  5. Step 5: Solve for x
    x = 10,962,194,006.86/169,480.23
  6. Step 6: Final answer
    x = 64,681.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.