Home / 231,637.20-347,196.60-98,494.80

Finding the Fourth Proportional to 231,637.20, 347,196.60 and 98,494.80

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Solution

The fourth proportional to 231,637.20, 347,196.60 and 98,494.80 is: 147,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,637.20 : 347,196.60 = 98,494.80 : x
  2. Step 2: Convert to fraction form
    231,637.20/347,196.60 = 98,494.80/x
  3. Step 3: Cross multiply
    231,637.20x = 347,196.60 × 98,494.80
  4. Step 4: Simplify right side
    231,637.20x = 34,197,059,677.68
  5. Step 5: Solve for x
    x = 34,197,059,677.68/231,637.20
  6. Step 6: Final answer
    x = 147,631.99

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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.