Home / 86,516.76-119,402.34-50,736.84

Finding the Fourth Proportional to 86,516.76, 119,402.34 and 50,736.84

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Solution

The fourth proportional to 86,516.76, 119,402.34 and 50,736.84 is: 70,022.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,516.76 : 119,402.34 = 50,736.84 : x
  2. Step 2: Convert to fraction form
    86,516.76/119,402.34 = 50,736.84/x
  3. Step 3: Cross multiply
    86,516.76x = 119,402.34 × 50,736.84
  4. Step 4: Simplify right side
    86,516.76x = 6,058,097,420.21
  5. Step 5: Solve for x
    x = 6,058,097,420.21/86,516.76
  6. Step 6: Final answer
    x = 70,022.24

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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.