Home / 86,457.64-119,311.30-48,217.22

Finding the Fourth Proportional to 86,457.64, 119,311.30 and 48,217.22

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Solution

The fourth proportional to 86,457.64, 119,311.30 and 48,217.22 is: 66,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,457.64 : 119,311.30 = 48,217.22 : x
  2. Step 2: Convert to fraction form
    86,457.64/119,311.30 = 48,217.22/x
  3. Step 3: Cross multiply
    86,457.64x = 119,311.30 × 48,217.22
  4. Step 4: Simplify right side
    86,457.64x = 5,752,859,200.59
  5. Step 5: Solve for x
    x = 5,752,859,200.59/86,457.64
  6. Step 6: Final answer
    x = 66,539.63

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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.