Home / 86,162.08-129,243.30-23,832.76

Finding the Fourth Proportional to 86,162.08, 129,243.30 and 23,832.76

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Solution

The fourth proportional to 86,162.08, 129,243.30 and 23,832.76 is: 35,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,162.08 : 129,243.30 = 23,832.76 : x
  2. Step 2: Convert to fraction form
    86,162.08/129,243.30 = 23,832.76/x
  3. Step 3: Cross multiply
    86,162.08x = 129,243.30 × 23,832.76
  4. Step 4: Simplify right side
    86,162.08x = 3,080,224,550.51
  5. Step 5: Solve for x
    x = 3,080,224,550.51/86,162.08
  6. Step 6: Final answer
    x = 35,749.19

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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.