Home / 230,877.16-346,335.48-81,104.42

Finding the Fourth Proportional to 230,877.16, 346,335.48 and 81,104.42

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Solution

The fourth proportional to 230,877.16, 346,335.48 and 81,104.42 is: 121,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,877.16 : 346,335.48 = 81,104.42 : x
  2. Step 2: Convert to fraction form
    230,877.16/346,335.48 = 81,104.42/x
  3. Step 3: Cross multiply
    230,877.16x = 346,335.48 × 81,104.42
  4. Step 4: Simplify right side
    230,877.16x = 28,089,339,096.66
  5. Step 5: Solve for x
    x = 28,089,339,096.66/230,877.16
  6. Step 6: Final answer
    x = 121,663.57

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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.