Home / 54,783.88-75,600.81-30,583.58

Finding the Fourth Proportional to 54,783.88, 75,600.81 and 30,583.58

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Solution

The fourth proportional to 54,783.88, 75,600.81 and 30,583.58 is: 42,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,783.88 : 75,600.81 = 30,583.58 : x
  2. Step 2: Convert to fraction form
    54,783.88/75,600.81 = 30,583.58/x
  3. Step 3: Cross multiply
    54,783.88x = 75,600.81 × 30,583.58
  4. Step 4: Simplify right side
    54,783.88x = 2,312,143,042.70
  5. Step 5: Solve for x
    x = 2,312,143,042.70/54,783.88
  6. Step 6: Final answer
    x = 42,204.81

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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.