Home / 154,062.30-230,765.40-124,537.80

Finding the Fourth Proportional to 154,062.30, 230,765.40 and 124,537.80

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Solution

The fourth proportional to 154,062.30, 230,765.40 and 124,537.80 is: 186,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,062.30 : 230,765.40 = 124,537.80 : x
  2. Step 2: Convert to fraction form
    154,062.30/230,765.40 = 124,537.80/x
  3. Step 3: Cross multiply
    154,062.30x = 230,765.40 × 124,537.80
  4. Step 4: Simplify right side
    154,062.30x = 28,739,015,232.12
  5. Step 5: Solve for x
    x = 28,739,015,232.12/154,062.30
  6. Step 6: Final answer
    x = 186,541.52

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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.