Home / 143,244.25-214,862.50-48,473.79

Finding the Fourth Proportional to 143,244.25, 214,862.50 and 48,473.79

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Solution

The fourth proportional to 143,244.25, 214,862.50 and 48,473.79 is: 72,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,244.25 : 214,862.50 = 48,473.79 : x
  2. Step 2: Convert to fraction form
    143,244.25/214,862.50 = 48,473.79/x
  3. Step 3: Cross multiply
    143,244.25x = 214,862.50 × 48,473.79
  4. Step 4: Simplify right side
    143,244.25x = 10,415,200,031.00
  5. Step 5: Solve for x
    x = 10,415,200,031.00/143,244.25
  6. Step 6: Final answer
    x = 72,709.38

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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.