Home / 40,520.56-60,807.99-14,225.38

Finding the Fourth Proportional to 40,520.56, 60,807.99 and 14,225.38

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Solution

The fourth proportional to 40,520.56, 60,807.99 and 14,225.38 is: 21,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,520.56 : 60,807.99 = 14,225.38 : x
  2. Step 2: Convert to fraction form
    40,520.56/60,807.99 = 14,225.38/x
  3. Step 3: Cross multiply
    40,520.56x = 60,807.99 × 14,225.38
  4. Step 4: Simplify right side
    40,520.56x = 865,016,764.79
  5. Step 5: Solve for x
    x = 865,016,764.79/40,520.56
  6. Step 6: Final answer
    x = 21,347.60

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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.