Home / 86,534.70-119,428.76-50,228.34

Finding the Fourth Proportional to 86,534.70, 119,428.76 and 50,228.34

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Solution

The fourth proportional to 86,534.70, 119,428.76 and 50,228.34 is: 69,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,534.70 : 119,428.76 = 50,228.34 : x
  2. Step 2: Convert to fraction form
    86,534.70/119,428.76 = 50,228.34/x
  3. Step 3: Cross multiply
    86,534.70x = 119,428.76 × 50,228.34
  4. Step 4: Simplify right side
    86,534.70x = 5,998,708,363.06
  5. Step 5: Solve for x
    x = 5,998,708,363.06/86,534.70
  6. Step 6: Final answer
    x = 69,321.42

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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.