Home / 118,195.20-162,907.20-92,534.40

Finding the Fourth Proportional to 118,195.20, 162,907.20 and 92,534.40

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Solution

The fourth proportional to 118,195.20, 162,907.20 and 92,534.40 is: 127,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,195.20 : 162,907.20 = 92,534.40 : x
  2. Step 2: Convert to fraction form
    118,195.20/162,907.20 = 92,534.40/x
  3. Step 3: Cross multiply
    118,195.20x = 162,907.20 × 92,534.40
  4. Step 4: Simplify right side
    118,195.20x = 15,074,520,007.68
  5. Step 5: Solve for x
    x = 15,074,520,007.68/118,195.20
  6. Step 6: Final answer
    x = 127,539.19

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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.