Home / 154,873.53-232,334.60-66,127.50

Finding the Fourth Proportional to 154,873.53, 232,334.60 and 66,127.50

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Solution

The fourth proportional to 154,873.53, 232,334.60 and 66,127.50 is: 99,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,873.53 : 232,334.60 = 66,127.50 : x
  2. Step 2: Convert to fraction form
    154,873.53/232,334.60 = 66,127.50/x
  3. Step 3: Cross multiply
    154,873.53x = 232,334.60 × 66,127.50
  4. Step 4: Simplify right side
    154,873.53x = 15,363,705,930.86
  5. Step 5: Solve for x
    x = 15,363,705,930.86/154,873.53
  6. Step 6: Final answer
    x = 99,201.63

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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.