Home / 93,538.90-140,204.67-56,149.30

Finding the Fourth Proportional to 93,538.90, 140,204.67 and 56,149.30

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Solution

The fourth proportional to 93,538.90, 140,204.67 and 56,149.30 is: 84,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,538.90 : 140,204.67 = 56,149.30 : x
  2. Step 2: Convert to fraction form
    93,538.90/140,204.67 = 56,149.30/x
  3. Step 3: Cross multiply
    93,538.90x = 140,204.67 × 56,149.30
  4. Step 4: Simplify right side
    93,538.90x = 7,872,394,077.23
  5. Step 5: Solve for x
    x = 7,872,394,077.23/93,538.90
  6. Step 6: Final answer
    x = 84,161.71

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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.