Home / 75,004.98-103,532.94-43,186.56

Finding the Fourth Proportional to 75,004.98, 103,532.94 and 43,186.56

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Solution

The fourth proportional to 75,004.98, 103,532.94 and 43,186.56 is: 59,612.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,004.98 : 103,532.94 = 43,186.56 : x
  2. Step 2: Convert to fraction form
    75,004.98/103,532.94 = 43,186.56/x
  3. Step 3: Cross multiply
    75,004.98x = 103,532.94 × 43,186.56
  4. Step 4: Simplify right side
    75,004.98x = 4,471,231,525.29
  5. Step 5: Solve for x
    x = 4,471,231,525.29/75,004.98
  6. Step 6: Final answer
    x = 59,612.46

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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.