Home / 49,017.76-67,645.28-27,796.64

Finding the Fourth Proportional to 49,017.76, 67,645.28 and 27,796.64

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Solution

The fourth proportional to 49,017.76, 67,645.28 and 27,796.64 is: 38,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,017.76 : 67,645.28 = 27,796.64 : x
  2. Step 2: Convert to fraction form
    49,017.76/67,645.28 = 27,796.64/x
  3. Step 3: Cross multiply
    49,017.76x = 67,645.28 × 27,796.64
  4. Step 4: Simplify right side
    49,017.76x = 1,880,311,495.86
  5. Step 5: Solve for x
    x = 1,880,311,495.86/49,017.76
  6. Step 6: Final answer
    x = 38,359.80

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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.