Home / 54,525.91-75,243.78-30,654.81

Finding the Fourth Proportional to 54,525.91, 75,243.78 and 30,654.81

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Solution

The fourth proportional to 54,525.91, 75,243.78 and 30,654.81 is: 42,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,525.91 : 75,243.78 = 30,654.81 : x
  2. Step 2: Convert to fraction form
    54,525.91/75,243.78 = 30,654.81/x
  3. Step 3: Cross multiply
    54,525.91x = 75,243.78 × 30,654.81
  4. Step 4: Simplify right side
    54,525.91x = 2,306,583,779.58
  5. Step 5: Solve for x
    x = 2,306,583,779.58/54,525.91
  6. Step 6: Final answer
    x = 42,302.53

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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.