Home / 62,181.09-85,838.72-36,678.87

Finding the Fourth Proportional to 62,181.09, 85,838.72 and 36,678.87

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Solution

The fourth proportional to 62,181.09, 85,838.72 and 36,678.87 is: 50,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,181.09 : 85,838.72 = 36,678.87 : x
  2. Step 2: Convert to fraction form
    62,181.09/85,838.72 = 36,678.87/x
  3. Step 3: Cross multiply
    62,181.09x = 85,838.72 × 36,678.87
  4. Step 4: Simplify right side
    62,181.09x = 3,148,467,068.45
  5. Step 5: Solve for x
    x = 3,148,467,068.45/62,181.09
  6. Step 6: Final answer
    x = 50,633.84

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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.