Home / 49,783.56-68,678.10-29,629.14

Finding the Fourth Proportional to 49,783.56, 68,678.10 and 29,629.14

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Solution

The fourth proportional to 49,783.56, 68,678.10 and 29,629.14 is: 40,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,783.56 : 68,678.10 = 29,629.14 : x
  2. Step 2: Convert to fraction form
    49,783.56/68,678.10 = 29,629.14/x
  3. Step 3: Cross multiply
    49,783.56x = 68,678.10 × 29,629.14
  4. Step 4: Simplify right side
    49,783.56x = 2,034,873,039.83
  5. Step 5: Solve for x
    x = 2,034,873,039.83/49,783.56
  6. Step 6: Final answer
    x = 40,874.40

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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.