Home / 40,401.12-60,580.38-13,737.96

Finding the Fourth Proportional to 40,401.12, 60,580.38 and 13,737.96

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Solution

The fourth proportional to 40,401.12, 60,580.38 and 13,737.96 is: 20,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.12 : 60,580.38 = 13,737.96 : x
  2. Step 2: Convert to fraction form
    40,401.12/60,580.38 = 13,737.96/x
  3. Step 3: Cross multiply
    40,401.12x = 60,580.38 × 13,737.96
  4. Step 4: Simplify right side
    40,401.12x = 832,250,837.22
  5. Step 5: Solve for x
    x = 832,250,837.22/40,401.12
  6. Step 6: Final answer
    x = 20,599.70

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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.