Home / 231,824.20-347,477.10-98,681.80

Finding the Fourth Proportional to 231,824.20, 347,477.10 and 98,681.80

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Solution

The fourth proportional to 231,824.20, 347,477.10 and 98,681.80 is: 147,912.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,824.20 : 347,477.10 = 98,681.80 : x
  2. Step 2: Convert to fraction form
    231,824.20/347,477.10 = 98,681.80/x
  3. Step 3: Cross multiply
    231,824.20x = 347,477.10 × 98,681.80
  4. Step 4: Simplify right side
    231,824.20x = 34,289,665,686.78
  5. Step 5: Solve for x
    x = 34,289,665,686.78/231,824.20
  6. Step 6: Final answer
    x = 147,912.37

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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.