Home / 231,507.20-347,260.80-73,734.40

Finding the Fourth Proportional to 231,507.20, 347,260.80 and 73,734.40

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Solution

The fourth proportional to 231,507.20, 347,260.80 and 73,734.40 is: 110,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,507.20 : 347,260.80 = 73,734.40 : x
  2. Step 2: Convert to fraction form
    231,507.20/347,260.80 = 73,734.40/x
  3. Step 3: Cross multiply
    231,507.20x = 347,260.80 × 73,734.40
  4. Step 4: Simplify right side
    231,507.20x = 25,605,066,731.52
  5. Step 5: Solve for x
    x = 25,605,066,731.52/231,507.20
  6. Step 6: Final answer
    x = 110,601.60

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1.5x scale

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.