Home / 143,850.76-215,776.14-50,383.24

Finding the Fourth Proportional to 143,850.76, 215,776.14 and 50,383.24

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Solution

The fourth proportional to 143,850.76, 215,776.14 and 50,383.24 is: 75,574.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,850.76 : 215,776.14 = 50,383.24 : x
  2. Step 2: Convert to fraction form
    143,850.76/215,776.14 = 50,383.24/x
  3. Step 3: Cross multiply
    143,850.76x = 215,776.14 × 50,383.24
  4. Step 4: Simplify right side
    143,850.76x = 10,871,501,047.89
  5. Step 5: Solve for x
    x = 10,871,501,047.89/143,850.76
  6. Step 6: Final answer
    x = 75,574.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.