Home / 54,022.16-74,547.56-30,150.36

Finding the Fourth Proportional to 54,022.16, 74,547.56 and 30,150.36

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Solution

The fourth proportional to 54,022.16, 74,547.56 and 30,150.36 is: 41,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,022.16 : 74,547.56 = 30,150.36 : x
  2. Step 2: Convert to fraction form
    54,022.16/74,547.56 = 30,150.36/x
  3. Step 3: Cross multiply
    54,022.16x = 74,547.56 × 30,150.36
  4. Step 4: Simplify right side
    54,022.16x = 2,247,635,620.37
  5. Step 5: Solve for x
    x = 2,247,635,620.37/54,022.16
  6. Step 6: Final answer
    x = 41,605.81

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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.