Home / 331,570.20-497,233.80-106,989.60

Finding the Fourth Proportional to 331,570.20, 497,233.80 and 106,989.60

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Solution

The fourth proportional to 331,570.20, 497,233.80 and 106,989.60 is: 160,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,570.20 : 497,233.80 = 106,989.60 : x
  2. Step 2: Convert to fraction form
    331,570.20/497,233.80 = 106,989.60/x
  3. Step 3: Cross multiply
    331,570.20x = 497,233.80 × 106,989.60
  4. Step 4: Simplify right side
    331,570.20x = 53,198,845,368.48
  5. Step 5: Solve for x
    x = 53,198,845,368.48/331,570.20
  6. Step 6: Final answer
    x = 160,445.19

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1.5x scale

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.