Home / 58,608.45-87,903.63-19,165.50

Finding the Fourth Proportional to 58,608.45, 87,903.63 and 19,165.50

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Solution

The fourth proportional to 58,608.45, 87,903.63 and 19,165.50 is: 28,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,608.45 : 87,903.63 = 19,165.50 : x
  2. Step 2: Convert to fraction form
    58,608.45/87,903.63 = 19,165.50/x
  3. Step 3: Cross multiply
    58,608.45x = 87,903.63 × 19,165.50
  4. Step 4: Simplify right side
    58,608.45x = 1,684,717,020.77
  5. Step 5: Solve for x
    x = 1,684,717,020.77/58,608.45
  6. Step 6: Final answer
    x = 28,745.29

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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.