Home / 230,846.40-346,225.86-81,051.48

Finding the Fourth Proportional to 230,846.40, 346,225.86 and 81,051.48

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Solution

The fourth proportional to 230,846.40, 346,225.86 and 81,051.48 is: 121,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,846.40 : 346,225.86 = 81,051.48 : x
  2. Step 2: Convert to fraction form
    230,846.40/346,225.86 = 81,051.48/x
  3. Step 3: Cross multiply
    230,846.40x = 346,225.86 × 81,051.48
  4. Step 4: Simplify right side
    230,846.40x = 28,062,118,367.27
  5. Step 5: Solve for x
    x = 28,062,118,367.27/230,846.40
  6. Step 6: Final answer
    x = 121,561.86

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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.