Home / 86,150.14-118,869.76-50,333.23

Finding the Fourth Proportional to 86,150.14, 118,869.76 and 50,333.23

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Solution

The fourth proportional to 86,150.14, 118,869.76 and 50,333.23 is: 69,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,150.14 : 118,869.76 = 50,333.23 : x
  2. Step 2: Convert to fraction form
    86,150.14/118,869.76 = 50,333.23/x
  3. Step 3: Cross multiply
    86,150.14x = 118,869.76 × 50,333.23
  4. Step 4: Simplify right side
    86,150.14x = 5,983,098,970.12
  5. Step 5: Solve for x
    x = 5,983,098,970.12/86,150.14
  6. Step 6: Final answer
    x = 69,449.67

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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.