Home / 231,882.10-347,620.65-89,824.30

Finding the Fourth Proportional to 231,882.10, 347,620.65 and 89,824.30

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Solution

The fourth proportional to 231,882.10, 347,620.65 and 89,824.30 is: 134,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,882.10 : 347,620.65 = 89,824.30 : x
  2. Step 2: Convert to fraction form
    231,882.10/347,620.65 = 89,824.30/x
  3. Step 3: Cross multiply
    231,882.10x = 347,620.65 × 89,824.30
  4. Step 4: Simplify right side
    231,882.10x = 31,224,781,551.80
  5. Step 5: Solve for x
    x = 31,224,781,551.80/231,882.10
  6. Step 6: Final answer
    x = 134,658.01

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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.