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Finding the Fourth Proportional to 58,440.51, 87,611.52 and 23,361.03

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Solution

The fourth proportional to 58,440.51, 87,611.52 and 23,361.03 is: 35,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,440.51 : 87,611.52 = 23,361.03 : x
  2. Step 2: Convert to fraction form
    58,440.51/87,611.52 = 23,361.03/x
  3. Step 3: Cross multiply
    58,440.51x = 87,611.52 × 23,361.03
  4. Step 4: Simplify right side
    58,440.51x = 2,046,695,347.07
  5. Step 5: Solve for x
    x = 2,046,695,347.07/58,440.51
  6. Step 6: Final answer
    x = 35,021.86

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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.