Home / 154,861.30-232,135.05-104,946.40

Finding the Fourth Proportional to 154,861.30, 232,135.05 and 104,946.40

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Solution

The fourth proportional to 154,861.30, 232,135.05 and 104,946.40 is: 157,313.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,861.30 : 232,135.05 = 104,946.40 : x
  2. Step 2: Convert to fraction form
    154,861.30/232,135.05 = 104,946.40/x
  3. Step 3: Cross multiply
    154,861.30x = 232,135.05 × 104,946.40
  4. Step 4: Simplify right side
    154,861.30x = 24,361,737,811.32
  5. Step 5: Solve for x
    x = 24,361,737,811.32/154,861.30
  6. Step 6: Final answer
    x = 157,313.27

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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.