Home / 54,777.07-75,592.38-30,903.94

Finding the Fourth Proportional to 54,777.07, 75,592.38 and 30,903.94

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Solution

The fourth proportional to 54,777.07, 75,592.38 and 30,903.94 is: 42,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,777.07 : 75,592.38 = 30,903.94 : x
  2. Step 2: Convert to fraction form
    54,777.07/75,592.38 = 30,903.94/x
  3. Step 3: Cross multiply
    54,777.07x = 75,592.38 × 30,903.94
  4. Step 4: Simplify right side
    54,777.07x = 2,336,102,375.98
  5. Step 5: Solve for x
    x = 2,336,102,375.98/54,777.07
  6. Step 6: Final answer
    x = 42,647.45

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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.