Home / 86,150.08-118,869.68-50,333.17

Finding the Fourth Proportional to 86,150.08, 118,869.68 and 50,333.17

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Solution

The fourth proportional to 86,150.08, 118,869.68 and 50,333.17 is: 69,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,150.08 : 118,869.68 = 50,333.17 : x
  2. Step 2: Convert to fraction form
    86,150.08/118,869.68 = 50,333.17/x
  3. Step 3: Cross multiply
    86,150.08x = 118,869.68 × 50,333.17
  4. Step 4: Simplify right side
    86,150.08x = 5,983,087,685.45
  5. Step 5: Solve for x
    x = 5,983,087,685.45/86,150.08
  6. Step 6: Final answer
    x = 69,449.59

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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.