Home / 154,949.30-232,393.34-42,600.54

Finding the Fourth Proportional to 154,949.30, 232,393.34 and 42,600.54

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Solution

The fourth proportional to 154,949.30, 232,393.34 and 42,600.54 is: 63,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,949.30 : 232,393.34 = 42,600.54 : x
  2. Step 2: Convert to fraction form
    154,949.30/232,393.34 = 42,600.54/x
  3. Step 3: Cross multiply
    154,949.30x = 232,393.34 × 42,600.54
  4. Step 4: Simplify right side
    154,949.30x = 9,900,081,563.40
  5. Step 5: Solve for x
    x = 9,900,081,563.40/154,949.30
  6. Step 6: Final answer
    x = 63,892.40

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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.