Home / 86,496.67-129,744.23-27,332.35

Finding the Fourth Proportional to 86,496.67, 129,744.23 and 27,332.35

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Solution

The fourth proportional to 86,496.67, 129,744.23 and 27,332.35 is: 40,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,496.67 : 129,744.23 = 27,332.35 : x
  2. Step 2: Convert to fraction form
    86,496.67/129,744.23 = 27,332.35/x
  3. Step 3: Cross multiply
    86,496.67x = 129,744.23 × 27,332.35
  4. Step 4: Simplify right side
    86,496.67x = 3,546,214,243.82
  5. Step 5: Solve for x
    x = 3,546,214,243.82/86,496.67
  6. Step 6: Final answer
    x = 40,998.28

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1.5x scale

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.