Home / 75,020.19-103,094.94-71,550.96

Finding the Fourth Proportional to 75,020.19, 103,094.94 and 71,550.96

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Solution

The fourth proportional to 75,020.19, 103,094.94 and 71,550.96 is: 98,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,020.19 : 103,094.94 = 71,550.96 : x
  2. Step 2: Convert to fraction form
    75,020.19/103,094.94 = 71,550.96/x
  3. Step 3: Cross multiply
    75,020.19x = 103,094.94 × 71,550.96
  4. Step 4: Simplify right side
    75,020.19x = 7,376,541,928.14
  5. Step 5: Solve for x
    x = 7,376,541,928.14/75,020.19
  6. Step 6: Final answer
    x = 98,327.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.