Home / 63,617.40-87,783.75-35,317.62

Finding the Fourth Proportional to 63,617.40, 87,783.75 and 35,317.62

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Solution

The fourth proportional to 63,617.40, 87,783.75 and 35,317.62 is: 48,733.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,617.40 : 87,783.75 = 35,317.62 : x
  2. Step 2: Convert to fraction form
    63,617.40/87,783.75 = 35,317.62/x
  3. Step 3: Cross multiply
    63,617.40x = 87,783.75 × 35,317.62
  4. Step 4: Simplify right side
    63,617.40x = 3,100,313,124.68
  5. Step 5: Solve for x
    x = 3,100,313,124.68/63,617.40
  6. Step 6: Final answer
    x = 48,733.73

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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.