Home / 54,033.18-74,558.91-30,160.86

Finding the Fourth Proportional to 54,033.18, 74,558.91 and 30,160.86

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Solution

The fourth proportional to 54,033.18, 74,558.91 and 30,160.86 is: 41,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.18 : 74,558.91 = 30,160.86 : x
  2. Step 2: Convert to fraction form
    54,033.18/74,558.91 = 30,160.86/x
  3. Step 3: Cross multiply
    54,033.18x = 74,558.91 × 30,160.86
  4. Step 4: Simplify right side
    54,033.18x = 2,248,760,679.77
  5. Step 5: Solve for x
    x = 2,248,760,679.77/54,033.18
  6. Step 6: Final answer
    x = 41,618.15

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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.