Home / 54,433.89-75,124.26-30,559.14

Finding the Fourth Proportional to 54,433.89, 75,124.26 and 30,559.14

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Solution

The fourth proportional to 54,433.89, 75,124.26 and 30,559.14 is: 42,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433.89 : 75,124.26 = 30,559.14 : x
  2. Step 2: Convert to fraction form
    54,433.89/75,124.26 = 30,559.14/x
  3. Step 3: Cross multiply
    54,433.89x = 75,124.26 × 30,559.14
  4. Step 4: Simplify right side
    54,433.89x = 2,295,732,778.74
  5. Step 5: Solve for x
    x = 2,295,732,778.74/54,433.89
  6. Step 6: Final answer
    x = 42,174.70

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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.