Home / 40,458.21-60,699.92-36,271.86

Finding the Fourth Proportional to 40,458.21, 60,699.92 and 36,271.86

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Solution

The fourth proportional to 40,458.21, 60,699.92 and 36,271.86 is: 54,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,458.21 : 60,699.92 = 36,271.86 : x
  2. Step 2: Convert to fraction form
    40,458.21/60,699.92 = 36,271.86/x
  3. Step 3: Cross multiply
    40,458.21x = 60,699.92 × 36,271.86
  4. Step 4: Simplify right side
    40,458.21x = 2,201,698,818.89
  5. Step 5: Solve for x
    x = 2,201,698,818.89/40,458.21
  6. Step 6: Final answer
    x = 54,419.09

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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.