Home / 47,168.05-65,128.46-36,248.90

Finding the Fourth Proportional to 47,168.05, 65,128.46 and 36,248.90

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Solution

The fourth proportional to 47,168.05, 65,128.46 and 36,248.90 is: 50,051.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,168.05 : 65,128.46 = 36,248.90 : x
  2. Step 2: Convert to fraction form
    47,168.05/65,128.46 = 36,248.90/x
  3. Step 3: Cross multiply
    47,168.05x = 65,128.46 × 36,248.90
  4. Step 4: Simplify right side
    47,168.05x = 2,360,835,033.69
  5. Step 5: Solve for x
    x = 2,360,835,033.69/47,168.05
  6. Step 6: Final answer
    x = 50,051.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.