Home / 58,741.12-88,120.86-19,289.26

Finding the Fourth Proportional to 58,741.12, 88,120.86 and 19,289.26

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Solution

The fourth proportional to 58,741.12, 88,120.86 and 19,289.26 is: 28,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,741.12 : 88,120.86 = 19,289.26 : x
  2. Step 2: Convert to fraction form
    58,741.12/88,120.86 = 19,289.26/x
  3. Step 3: Cross multiply
    58,741.12x = 88,120.86 × 19,289.26
  4. Step 4: Simplify right side
    58,741.12x = 1,699,786,179.96
  5. Step 5: Solve for x
    x = 1,699,786,179.96/58,741.12
  6. Step 6: Final answer
    x = 28,936.90

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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.