Home / 92,200.20-127,228.20-51,361.32

Finding the Fourth Proportional to 92,200.20, 127,228.20 and 51,361.32

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Solution

The fourth proportional to 92,200.20, 127,228.20 and 51,361.32 is: 70,874.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,200.20 : 127,228.20 = 51,361.32 : x
  2. Step 2: Convert to fraction form
    92,200.20/127,228.20 = 51,361.32/x
  3. Step 3: Cross multiply
    92,200.20x = 127,228.20 × 51,361.32
  4. Step 4: Simplify right side
    92,200.20x = 6,534,608,293.22
  5. Step 5: Solve for x
    x = 6,534,608,293.22/92,200.20
  6. Step 6: Final answer
    x = 70,874.12

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1.5x scale

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.