Home / 199,612.56-275,455.66-113,563.44

Finding the Fourth Proportional to 199,612.56, 275,455.66 and 113,563.44

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Solution

The fourth proportional to 199,612.56, 275,455.66 and 113,563.44 is: 156,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,612.56 : 275,455.66 = 113,563.44 : x
  2. Step 2: Convert to fraction form
    199,612.56/275,455.66 = 113,563.44/x
  3. Step 3: Cross multiply
    199,612.56x = 275,455.66 × 113,563.44
  4. Step 4: Simplify right side
    199,612.56x = 31,281,692,317.07
  5. Step 5: Solve for x
    x = 31,281,692,317.07/199,612.56
  6. Step 6: Final answer
    x = 156,712.04

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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.