Home / 58,536.42-87,750.81-21,087.33

Finding the Fourth Proportional to 58,536.42, 87,750.81 and 21,087.33

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Solution

The fourth proportional to 58,536.42, 87,750.81 and 21,087.33 is: 31,611.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,536.42 : 87,750.81 = 21,087.33 : x
  2. Step 2: Convert to fraction form
    58,536.42/87,750.81 = 21,087.33/x
  3. Step 3: Cross multiply
    58,536.42x = 87,750.81 × 21,087.33
  4. Step 4: Simplify right side
    58,536.42x = 1,850,430,577.76
  5. Step 5: Solve for x
    x = 1,850,430,577.76/58,536.42
  6. Step 6: Final answer
    x = 31,611.61

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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.