Home / 52,035.42-77,676.60-45,729.91

Finding the Fourth Proportional to 52,035.42, 77,676.60 and 45,729.91

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Solution

The fourth proportional to 52,035.42, 77,676.60 and 45,729.91 is: 68,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,035.42 : 77,676.60 = 45,729.91 : x
  2. Step 2: Convert to fraction form
    52,035.42/77,676.60 = 45,729.91/x
  3. Step 3: Cross multiply
    52,035.42x = 77,676.60 × 45,729.91
  4. Step 4: Simplify right side
    52,035.42x = 3,552,143,977.22
  5. Step 5: Solve for x
    x = 3,552,143,977.22/52,035.42
  6. Step 6: Final answer
    x = 68,263.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.