Home / 54,424.08-75,100.08-30,546.09

Finding the Fourth Proportional to 54,424.08, 75,100.08 and 30,546.09

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Solution

The fourth proportional to 54,424.08, 75,100.08 and 30,546.09 is: 42,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,424.08 : 75,100.08 = 30,546.09 : x
  2. Step 2: Convert to fraction form
    54,424.08/75,100.08 = 30,546.09/x
  3. Step 3: Cross multiply
    54,424.08x = 75,100.08 × 30,546.09
  4. Step 4: Simplify right side
    54,424.08x = 2,294,013,802.69
  5. Step 5: Solve for x
    x = 2,294,013,802.69/54,424.08
  6. Step 6: Final answer
    x = 42,150.71

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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.