Home / 54,483.30-75,187.02-30,609.96

Finding the Fourth Proportional to 54,483.30, 75,187.02 and 30,609.96

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Solution

The fourth proportional to 54,483.30, 75,187.02 and 30,609.96 is: 42,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,483.30 : 75,187.02 = 30,609.96 : x
  2. Step 2: Convert to fraction form
    54,483.30/75,187.02 = 30,609.96/x
  3. Step 3: Cross multiply
    54,483.30x = 75,187.02 × 30,609.96
  4. Step 4: Simplify right side
    54,483.30x = 2,301,471,674.72
  5. Step 5: Solve for x
    x = 2,301,471,674.72/54,483.30
  6. Step 6: Final answer
    x = 42,241.78

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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.