Home / 54,729.20-75,554.08-34,606.72

Finding the Fourth Proportional to 54,729.20, 75,554.08 and 34,606.72

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Solution

The fourth proportional to 54,729.20, 75,554.08 and 34,606.72 is: 47,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,729.20 : 75,554.08 = 34,606.72 : x
  2. Step 2: Convert to fraction form
    54,729.20/75,554.08 = 34,606.72/x
  3. Step 3: Cross multiply
    54,729.20x = 75,554.08 × 34,606.72
  4. Step 4: Simplify right side
    54,729.20x = 2,614,678,891.42
  5. Step 5: Solve for x
    x = 2,614,678,891.42/54,729.20
  6. Step 6: Final answer
    x = 47,774.84

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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.