Home / 134,457.39-185,151-131,473.80

Finding the Fourth Proportional to 134,457.39, 185,151 and 131,473.80

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Solution

The fourth proportional to 134,457.39, 185,151 and 131,473.80 is: 181,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,457.39 : 185,151 = 131,473.80 : x
  2. Step 2: Convert to fraction form
    134,457.39/185,151 = 131,473.80/x
  3. Step 3: Cross multiply
    134,457.39x = 185,151 × 131,473.80
  4. Step 4: Simplify right side
    134,457.39x = 24,342,505,543.80
  5. Step 5: Solve for x
    x = 24,342,505,543.80/134,457.39
  6. Step 6: Final answer
    x = 181,042.53

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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.