Home / 40,609.06-60,906.14-18,417.10

Finding the Fourth Proportional to 40,609.06, 60,906.14 and 18,417.10

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Solution

The fourth proportional to 40,609.06, 60,906.14 and 18,417.10 is: 27,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.06 : 60,906.14 = 18,417.10 : x
  2. Step 2: Convert to fraction form
    40,609.06/60,906.14 = 18,417.10/x
  3. Step 3: Cross multiply
    40,609.06x = 60,906.14 × 18,417.10
  4. Step 4: Simplify right side
    40,609.06x = 1,121,714,470.99
  5. Step 5: Solve for x
    x = 1,121,714,470.99/40,609.06
  6. Step 6: Final answer
    x = 27,622.27

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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.