Home / 49,319.04-73,979.10-14,259

Finding the Fourth Proportional to 49,319.04, 73,979.10 and 14,259

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Solution

The fourth proportional to 49,319.04, 73,979.10 and 14,259 is: 21,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,319.04 : 73,979.10 = 14,259 : x
  2. Step 2: Convert to fraction form
    49,319.04/73,979.10 = 14,259/x
  3. Step 3: Cross multiply
    49,319.04x = 73,979.10 × 14,259
  4. Step 4: Simplify right side
    49,319.04x = 1,054,867,986.90
  5. Step 5: Solve for x
    x = 1,054,867,986.90/49,319.04
  6. Step 6: Final answer
    x = 21,388.66

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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.