Home / 74,465.32-111,606.94-34,969.64

Finding the Fourth Proportional to 74,465.32, 111,606.94 and 34,969.64

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Solution

The fourth proportional to 74,465.32, 111,606.94 and 34,969.64 is: 52,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,465.32 : 111,606.94 = 34,969.64 : x
  2. Step 2: Convert to fraction form
    74,465.32/111,606.94 = 34,969.64/x
  3. Step 3: Cross multiply
    74,465.32x = 111,606.94 × 34,969.64
  4. Step 4: Simplify right side
    74,465.32x = 3,902,854,513.30
  5. Step 5: Solve for x
    x = 3,902,854,513.30/74,465.32
  6. Step 6: Final answer
    x = 52,411.71

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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.