Home / 64,951.32-89,653.20-38,104.68

Finding the Fourth Proportional to 64,951.32, 89,653.20 and 38,104.68

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Solution

The fourth proportional to 64,951.32, 89,653.20 and 38,104.68 is: 52,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,951.32 : 89,653.20 = 38,104.68 : x
  2. Step 2: Convert to fraction form
    64,951.32/89,653.20 = 38,104.68/x
  3. Step 3: Cross multiply
    64,951.32x = 89,653.20 × 38,104.68
  4. Step 4: Simplify right side
    64,951.32x = 3,416,206,496.98
  5. Step 5: Solve for x
    x = 3,416,206,496.98/64,951.32
  6. Step 6: Final answer
    x = 52,596.41

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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.