Home / 293,931.36-405,624.96-159,795.36

Finding the Fourth Proportional to 293,931.36, 405,624.96 and 159,795.36

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Solution

The fourth proportional to 293,931.36, 405,624.96 and 159,795.36 is: 220,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,931.36 : 405,624.96 = 159,795.36 : x
  2. Step 2: Convert to fraction form
    293,931.36/405,624.96 = 159,795.36/x
  3. Step 3: Cross multiply
    293,931.36x = 405,624.96 × 159,795.36
  4. Step 4: Simplify right side
    293,931.36x = 64,816,986,508.19
  5. Step 5: Solve for x
    x = 64,816,986,508.19/293,931.36
  6. Step 6: Final answer
    x = 220,517.42

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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.