Home / 38,784.51-58,176.90-10,705.05

Finding the Fourth Proportional to 38,784.51, 58,176.90 and 10,705.05

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Solution

The fourth proportional to 38,784.51, 58,176.90 and 10,705.05 is: 16,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.51 : 58,176.90 = 10,705.05 : x
  2. Step 2: Convert to fraction form
    38,784.51/58,176.90 = 10,705.05/x
  3. Step 3: Cross multiply
    38,784.51x = 58,176.90 × 10,705.05
  4. Step 4: Simplify right side
    38,784.51x = 622,786,623.35
  5. Step 5: Solve for x
    x = 622,786,623.35/38,784.51
  6. Step 6: Final answer
    x = 16,057.61

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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.