Home / 54,420.03-75,093.86-30,549.33

Finding the Fourth Proportional to 54,420.03, 75,093.86 and 30,549.33

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Solution

The fourth proportional to 54,420.03, 75,093.86 and 30,549.33 is: 42,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,420.03 : 75,093.86 = 30,549.33 : x
  2. Step 2: Convert to fraction form
    54,420.03/75,093.86 = 30,549.33/x
  3. Step 3: Cross multiply
    54,420.03x = 75,093.86 × 30,549.33
  4. Step 4: Simplify right side
    54,420.03x = 2,294,066,957.37
  5. Step 5: Solve for x
    x = 2,294,066,957.37/54,420.03
  6. Step 6: Final answer
    x = 42,154.83

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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.