Home / 75,246.24-103,840.20-43,416.48

Finding the Fourth Proportional to 75,246.24, 103,840.20 and 43,416.48

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Solution

The fourth proportional to 75,246.24, 103,840.20 and 43,416.48 is: 59,914.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,246.24 : 103,840.20 = 43,416.48 : x
  2. Step 2: Convert to fraction form
    75,246.24/103,840.20 = 43,416.48/x
  3. Step 3: Cross multiply
    75,246.24x = 103,840.20 × 43,416.48
  4. Step 4: Simplify right side
    75,246.24x = 4,508,375,966.50
  5. Step 5: Solve for x
    x = 4,508,375,966.50/75,246.24
  6. Step 6: Final answer
    x = 59,914.97

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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.