Home / 54,434.08-75,113.89-30,556.09

Finding the Fourth Proportional to 54,434.08, 75,113.89 and 30,556.09

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Solution

The fourth proportional to 54,434.08, 75,113.89 and 30,556.09 is: 42,164.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434.08 : 75,113.89 = 30,556.09 : x
  2. Step 2: Convert to fraction form
    54,434.08/75,113.89 = 30,556.09/x
  3. Step 3: Cross multiply
    54,434.08x = 75,113.89 × 30,556.09
  4. Step 4: Simplify right side
    54,434.08x = 2,295,186,783.09
  5. Step 5: Solve for x
    x = 2,295,186,783.09/54,434.08
  6. Step 6: Final answer
    x = 42,164.52

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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.