Home / 154,942.80-232,446.60-49,772.40

Finding the Fourth Proportional to 154,942.80, 232,446.60 and 49,772.40

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Solution

The fourth proportional to 154,942.80, 232,446.60 and 49,772.40 is: 74,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,942.80 : 232,446.60 = 49,772.40 : x
  2. Step 2: Convert to fraction form
    154,942.80/232,446.60 = 49,772.40/x
  3. Step 3: Cross multiply
    154,942.80x = 232,446.60 × 49,772.40
  4. Step 4: Simplify right side
    154,942.80x = 11,569,425,153.84
  5. Step 5: Solve for x
    x = 11,569,425,153.84/154,942.80
  6. Step 6: Final answer
    x = 74,669.01

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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.