Home / 86,301.36-129,265.11-41,835.11

Finding the Fourth Proportional to 86,301.36, 129,265.11 and 41,835.11

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Solution

The fourth proportional to 86,301.36, 129,265.11 and 41,835.11 is: 62,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,301.36 : 129,265.11 = 41,835.11 : x
  2. Step 2: Convert to fraction form
    86,301.36/129,265.11 = 41,835.11/x
  3. Step 3: Cross multiply
    86,301.36x = 129,265.11 × 41,835.11
  4. Step 4: Simplify right side
    86,301.36x = 5,407,819,449.69
  5. Step 5: Solve for x
    x = 5,407,819,449.69/86,301.36
  6. Step 6: Final answer
    x = 62,662.04

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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.