Home / 41,785.56-62,678.36-20,740.14

Finding the Fourth Proportional to 41,785.56, 62,678.36 and 20,740.14

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Solution

The fourth proportional to 41,785.56, 62,678.36 and 20,740.14 is: 31,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,785.56 : 62,678.36 = 20,740.14 : x
  2. Step 2: Convert to fraction form
    41,785.56/62,678.36 = 20,740.14/x
  3. Step 3: Cross multiply
    41,785.56x = 62,678.36 × 20,740.14
  4. Step 4: Simplify right side
    41,785.56x = 1,299,958,013.22
  5. Step 5: Solve for x
    x = 1,299,958,013.22/41,785.56
  6. Step 6: Final answer
    x = 31,110.22

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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.