Home / 86,551.74-129,826.26-44,407.50

Finding the Fourth Proportional to 86,551.74, 129,826.26 and 44,407.50

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Solution

The fourth proportional to 86,551.74, 129,826.26 and 44,407.50 is: 66,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,551.74 : 129,826.26 = 44,407.50 : x
  2. Step 2: Convert to fraction form
    86,551.74/129,826.26 = 44,407.50/x
  3. Step 3: Cross multiply
    86,551.74x = 129,826.26 × 44,407.50
  4. Step 4: Simplify right side
    86,551.74x = 5,765,259,749.84
  5. Step 5: Solve for x
    x = 5,765,259,749.84/86,551.74
  6. Step 6: Final answer
    x = 66,610.56

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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.