Home / 54,480.54-75,190.50-30,613.08

Finding the Fourth Proportional to 54,480.54, 75,190.50 and 30,613.08

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Solution

The fourth proportional to 54,480.54, 75,190.50 and 30,613.08 is: 42,250.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,480.54 : 75,190.50 = 30,613.08 : x
  2. Step 2: Convert to fraction form
    54,480.54/75,190.50 = 30,613.08/x
  3. Step 3: Cross multiply
    54,480.54x = 75,190.50 × 30,613.08
  4. Step 4: Simplify right side
    54,480.54x = 2,301,812,791.74
  5. Step 5: Solve for x
    x = 2,301,812,791.74/54,480.54
  6. Step 6: Final answer
    x = 42,250.18

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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.