Home / 55,816.09-77,014.04-33,162.64

Finding the Fourth Proportional to 55,816.09, 77,014.04 and 33,162.64

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Solution

The fourth proportional to 55,816.09, 77,014.04 and 33,162.64 is: 45,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,816.09 : 77,014.04 = 33,162.64 : x
  2. Step 2: Convert to fraction form
    55,816.09/77,014.04 = 33,162.64/x
  3. Step 3: Cross multiply
    55,816.09x = 77,014.04 × 33,162.64
  4. Step 4: Simplify right side
    55,816.09x = 2,553,988,800.56
  5. Step 5: Solve for x
    x = 2,553,988,800.56/55,816.09
  6. Step 6: Final answer
    x = 45,757.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.