Home / 236,298.23-354,355.20-103,087.65

Finding the Fourth Proportional to 236,298.23, 354,355.20 and 103,087.65

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Solution

The fourth proportional to 236,298.23, 354,355.20 and 103,087.65 is: 154,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,298.23 : 354,355.20 = 103,087.65 : x
  2. Step 2: Convert to fraction form
    236,298.23/354,355.20 = 103,087.65/x
  3. Step 3: Cross multiply
    236,298.23x = 354,355.20 × 103,087.65
  4. Step 4: Simplify right side
    236,298.23x = 36,529,644,833.28
  5. Step 5: Solve for x
    x = 36,529,644,833.28/236,298.23
  6. Step 6: Final answer
    x = 154,591.28

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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.