Home / 54,000.19-74,435.40-36,974.99

Finding the Fourth Proportional to 54,000.19, 74,435.40 and 36,974.99

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Solution

The fourth proportional to 54,000.19, 74,435.40 and 36,974.99 is: 50,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,000.19 : 74,435.40 = 36,974.99 : x
  2. Step 2: Convert to fraction form
    54,000.19/74,435.40 = 36,974.99/x
  3. Step 3: Cross multiply
    54,000.19x = 74,435.40 × 36,974.99
  4. Step 4: Simplify right side
    54,000.19x = 2,752,247,613.59
  5. Step 5: Solve for x
    x = 2,752,247,613.59/54,000.19
  6. Step 6: Final answer
    x = 50,967.37

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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.