Home / 49,278.92-73,918.98-14,218.88

Finding the Fourth Proportional to 49,278.92, 73,918.98 and 14,218.88

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Solution

The fourth proportional to 49,278.92, 73,918.98 and 14,218.88 is: 21,328.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,278.92 : 73,918.98 = 14,218.88 : x
  2. Step 2: Convert to fraction form
    49,278.92/73,918.98 = 14,218.88/x
  3. Step 3: Cross multiply
    49,278.92x = 73,918.98 × 14,218.88
  4. Step 4: Simplify right side
    49,278.92x = 1,051,044,736.75
  5. Step 5: Solve for x
    x = 1,051,044,736.75/49,278.92
  6. Step 6: Final answer
    x = 21,328.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.