Home / 40,124.30-60,189.68-12,042.41

Finding the Fourth Proportional to 40,124.30, 60,189.68 and 12,042.41

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Solution

The fourth proportional to 40,124.30, 60,189.68 and 12,042.41 is: 18,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,124.30 : 60,189.68 = 12,042.41 : x
  2. Step 2: Convert to fraction form
    40,124.30/60,189.68 = 12,042.41/x
  3. Step 3: Cross multiply
    40,124.30x = 60,189.68 × 12,042.41
  4. Step 4: Simplify right side
    40,124.30x = 724,828,533.49
  5. Step 5: Solve for x
    x = 724,828,533.49/40,124.30
  6. Step 6: Final answer
    x = 18,064.58

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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.