Home / 241,430.20-361,886.10-91,612.60

Finding the Fourth Proportional to 241,430.20, 361,886.10 and 91,612.60

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Solution

The fourth proportional to 241,430.20, 361,886.10 and 91,612.60 is: 137,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,430.20 : 361,886.10 = 91,612.60 : x
  2. Step 2: Convert to fraction form
    241,430.20/361,886.10 = 91,612.60/x
  3. Step 3: Cross multiply
    241,430.20x = 361,886.10 × 91,612.60
  4. Step 4: Simplify right side
    241,430.20x = 33,153,326,524.86
  5. Step 5: Solve for x
    x = 33,153,326,524.86/241,430.20
  6. Step 6: Final answer
    x = 137,320.54

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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.