Home / 115,736.60-173,621.10-49,176.20

Finding the Fourth Proportional to 115,736.60, 173,621.10 and 49,176.20

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Solution

The fourth proportional to 115,736.60, 173,621.10 and 49,176.20 is: 73,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,736.60 : 173,621.10 = 49,176.20 : x
  2. Step 2: Convert to fraction form
    115,736.60/173,621.10 = 49,176.20/x
  3. Step 3: Cross multiply
    115,736.60x = 173,621.10 × 49,176.20
  4. Step 4: Simplify right side
    115,736.60x = 8,538,025,937.82
  5. Step 5: Solve for x
    x = 8,538,025,937.82/115,736.60
  6. Step 6: Final answer
    x = 73,771.18

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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.