Home / 154,935.90-232,403.85-145,604.70

Finding the Fourth Proportional to 154,935.90, 232,403.85 and 145,604.70

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Solution

The fourth proportional to 154,935.90, 232,403.85 and 145,604.70 is: 218,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,935.90 : 232,403.85 = 145,604.70 : x
  2. Step 2: Convert to fraction form
    154,935.90/232,403.85 = 145,604.70/x
  3. Step 3: Cross multiply
    154,935.90x = 232,403.85 × 145,604.70
  4. Step 4: Simplify right side
    154,935.90x = 33,839,092,858.10
  5. Step 5: Solve for x
    x = 33,839,092,858.10/154,935.90
  6. Step 6: Final answer
    x = 218,407.05

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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.