Home / 331,473.20-497,209.80-94,823.60

Finding the Fourth Proportional to 331,473.20, 497,209.80 and 94,823.60

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Solution

The fourth proportional to 331,473.20, 497,209.80 and 94,823.60 is: 142,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,473.20 : 497,209.80 = 94,823.60 : x
  2. Step 2: Convert to fraction form
    331,473.20/497,209.80 = 94,823.60/x
  3. Step 3: Cross multiply
    331,473.20x = 497,209.80 × 94,823.60
  4. Step 4: Simplify right side
    331,473.20x = 47,147,223,191.28
  5. Step 5: Solve for x
    x = 47,147,223,191.28/331,473.20
  6. Step 6: Final answer
    x = 142,235.40

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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.