Home / 40,162.20-60,238.72-10,582.32

Finding the Fourth Proportional to 40,162.20, 60,238.72 and 10,582.32

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Solution

The fourth proportional to 40,162.20, 60,238.72 and 10,582.32 is: 15,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.20 : 60,238.72 = 10,582.32 : x
  2. Step 2: Convert to fraction form
    40,162.20/60,238.72 = 10,582.32/x
  3. Step 3: Cross multiply
    40,162.20x = 60,238.72 × 10,582.32
  4. Step 4: Simplify right side
    40,162.20x = 637,465,411.43
  5. Step 5: Solve for x
    x = 637,465,411.43/40,162.20
  6. Step 6: Final answer
    x = 15,872.27

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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.