Home / 113,186.16-169,777.25-45,716.54

Finding the Fourth Proportional to 113,186.16, 169,777.25 and 45,716.54

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Solution

The fourth proportional to 113,186.16, 169,777.25 and 45,716.54 is: 68,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,186.16 : 169,777.25 = 45,716.54 : x
  2. Step 2: Convert to fraction form
    113,186.16/169,777.25 = 45,716.54/x
  3. Step 3: Cross multiply
    113,186.16x = 169,777.25 × 45,716.54
  4. Step 4: Simplify right side
    113,186.16x = 7,761,627,534.68
  5. Step 5: Solve for x
    x = 7,761,627,534.68/113,186.16
  6. Step 6: Final answer
    x = 68,574.00

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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.