Home / 162,250.15-243,409.07-55,629.82

Finding the Fourth Proportional to 162,250.15, 243,409.07 and 55,629.82

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Solution

The fourth proportional to 162,250.15, 243,409.07 and 55,629.82 is: 83,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,250.15 : 243,409.07 = 55,629.82 : x
  2. Step 2: Convert to fraction form
    162,250.15/243,409.07 = 55,629.82/x
  3. Step 3: Cross multiply
    162,250.15x = 243,409.07 × 55,629.82
  4. Step 4: Simplify right side
    162,250.15x = 13,540,802,750.47
  5. Step 5: Solve for x
    x = 13,540,802,750.47/162,250.15
  6. Step 6: Final answer
    x = 83,456.33

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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.