Home / 54,033.48-74,567-30,161.96

Finding the Fourth Proportional to 54,033.48, 74,567 and 30,161.96

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Solution

The fourth proportional to 54,033.48, 74,567 and 30,161.96 is: 41,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.48 : 74,567 = 30,161.96 : x
  2. Step 2: Convert to fraction form
    54,033.48/74,567 = 30,161.96/x
  3. Step 3: Cross multiply
    54,033.48x = 74,567 × 30,161.96
  4. Step 4: Simplify right side
    54,033.48x = 2,249,086,871.32
  5. Step 5: Solve for x
    x = 2,249,086,871.32/54,033.48
  6. Step 6: Final answer
    x = 41,623.95

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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.