Home / 154,010.64-230,956.08-47,362.80

Finding the Fourth Proportional to 154,010.64, 230,956.08 and 47,362.80

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Solution

The fourth proportional to 154,010.64, 230,956.08 and 47,362.80 is: 71,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,010.64 : 230,956.08 = 47,362.80 : x
  2. Step 2: Convert to fraction form
    154,010.64/230,956.08 = 47,362.80/x
  3. Step 3: Cross multiply
    154,010.64x = 230,956.08 × 47,362.80
  4. Step 4: Simplify right side
    154,010.64x = 10,938,726,625.82
  5. Step 5: Solve for x
    x = 10,938,726,625.82/154,010.64
  6. Step 6: Final answer
    x = 71,025.79

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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.