Home / 86,246.40-129,316.48-33,594.56

Finding the Fourth Proportional to 86,246.40, 129,316.48 and 33,594.56

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Solution

The fourth proportional to 86,246.40, 129,316.48 and 33,594.56 is: 50,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,246.40 : 129,316.48 = 33,594.56 : x
  2. Step 2: Convert to fraction form
    86,246.40/129,316.48 = 33,594.56/x
  3. Step 3: Cross multiply
    86,246.40x = 129,316.48 × 33,594.56
  4. Step 4: Simplify right side
    86,246.40x = 4,344,330,246.35
  5. Step 5: Solve for x
    x = 4,344,330,246.35/86,246.40
  6. Step 6: Final answer
    x = 50,371.15

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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.