Home / 54,406.56-75,077.12-30,208.84

Finding the Fourth Proportional to 54,406.56, 75,077.12 and 30,208.84

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Solution

The fourth proportional to 54,406.56, 75,077.12 and 30,208.84 is: 41,686.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,406.56 : 75,077.12 = 30,208.84 : x
  2. Step 2: Convert to fraction form
    54,406.56/75,077.12 = 30,208.84/x
  3. Step 3: Cross multiply
    54,406.56x = 75,077.12 × 30,208.84
  4. Step 4: Simplify right side
    54,406.56x = 2,267,992,705.74
  5. Step 5: Solve for x
    x = 2,267,992,705.74/54,406.56
  6. Step 6: Final answer
    x = 41,686.02

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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.