Home / 100,973.49-151,459.77-26,087.27

Finding the Fourth Proportional to 100,973.49, 151,459.77 and 26,087.27

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Solution

The fourth proportional to 100,973.49, 151,459.77 and 26,087.27 is: 39,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,973.49 : 151,459.77 = 26,087.27 : x
  2. Step 2: Convert to fraction form
    100,973.49/151,459.77 = 26,087.27/x
  3. Step 3: Cross multiply
    100,973.49x = 151,459.77 × 26,087.27
  4. Step 4: Simplify right side
    100,973.49x = 3,951,171,254.66
  5. Step 5: Solve for x
    x = 3,951,171,254.66/100,973.49
  6. Step 6: Final answer
    x = 39,130.78

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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.