Home / 144,675.27-199,655.42-81,026.01

Finding the Fourth Proportional to 144,675.27, 199,655.42 and 81,026.01

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Solution

The fourth proportional to 144,675.27, 199,655.42 and 81,026.01 is: 111,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,675.27 : 199,655.42 = 81,026.01 : x
  2. Step 2: Convert to fraction form
    144,675.27/199,655.42 = 81,026.01/x
  3. Step 3: Cross multiply
    144,675.27x = 199,655.42 × 81,026.01
  4. Step 4: Simplify right side
    144,675.27x = 16,177,281,652.34
  5. Step 5: Solve for x
    x = 16,177,281,652.34/144,675.27
  6. Step 6: Final answer
    x = 111,817.88

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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.