Home / 124,788.64-187,212.30-40,548.52

Finding the Fourth Proportional to 124,788.64, 187,212.30 and 40,548.52

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Solution

The fourth proportional to 124,788.64, 187,212.30 and 40,548.52 is: 60,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,788.64 : 187,212.30 = 40,548.52 : x
  2. Step 2: Convert to fraction form
    124,788.64/187,212.30 = 40,548.52/x
  3. Step 3: Cross multiply
    124,788.64x = 187,212.30 × 40,548.52
  4. Step 4: Simplify right side
    124,788.64x = 7,591,181,690.80
  5. Step 5: Solve for x
    x = 7,591,181,690.80/124,788.64
  6. Step 6: Final answer
    x = 60,832.31

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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.