Home / 73,869.64-110,742.78-34,406.44

Finding the Fourth Proportional to 73,869.64, 110,742.78 and 34,406.44

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Solution

The fourth proportional to 73,869.64, 110,742.78 and 34,406.44 is: 51,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,869.64 : 110,742.78 = 34,406.44 : x
  2. Step 2: Convert to fraction form
    73,869.64/110,742.78 = 34,406.44/x
  3. Step 3: Cross multiply
    73,869.64x = 110,742.78 × 34,406.44
  4. Step 4: Simplify right side
    73,869.64x = 3,810,264,815.50
  5. Step 5: Solve for x
    x = 3,810,264,815.50/73,869.64
  6. Step 6: Final answer
    x = 51,580.93

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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.