Home / 174,027.55-261,041.33-121,539.55

Finding the Fourth Proportional to 174,027.55, 261,041.33 and 121,539.55

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Solution

The fourth proportional to 174,027.55, 261,041.33 and 121,539.55 is: 182,309.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,027.55 : 261,041.33 = 121,539.55 : x
  2. Step 2: Convert to fraction form
    174,027.55/261,041.33 = 121,539.55/x
  3. Step 3: Cross multiply
    174,027.55x = 261,041.33 × 121,539.55
  4. Step 4: Simplify right side
    174,027.55x = 31,726,845,171.90
  5. Step 5: Solve for x
    x = 31,726,845,171.90/174,027.55
  6. Step 6: Final answer
    x = 182,309.33

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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.