Home / 43,051.96-64,587.32-18,077.77

Finding the Fourth Proportional to 43,051.96, 64,587.32 and 18,077.77

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Solution

The fourth proportional to 43,051.96, 64,587.32 and 18,077.77 is: 27,120.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,051.96 : 64,587.32 = 18,077.77 : x
  2. Step 2: Convert to fraction form
    43,051.96/64,587.32 = 18,077.77/x
  3. Step 3: Cross multiply
    43,051.96x = 64,587.32 × 18,077.77
  4. Step 4: Simplify right side
    43,051.96x = 1,167,594,715.88
  5. Step 5: Solve for x
    x = 1,167,594,715.88/43,051.96
  6. Step 6: Final answer
    x = 27,120.59

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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.