Home / 49,451.51-68,243.16-29,318.25

Finding the Fourth Proportional to 49,451.51, 68,243.16 and 29,318.25

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Solution

The fourth proportional to 49,451.51, 68,243.16 and 29,318.25 is: 40,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.51 : 68,243.16 = 29,318.25 : x
  2. Step 2: Convert to fraction form
    49,451.51/68,243.16 = 29,318.25/x
  3. Step 3: Cross multiply
    49,451.51x = 68,243.16 × 29,318.25
  4. Step 4: Simplify right side
    49,451.51x = 2,000,769,879.08
  5. Step 5: Solve for x
    x = 2,000,769,879.08/49,451.51
  6. Step 6: Final answer
    x = 40,459.23

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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.