Home / 231,490.90-347,261.26-73,682.45

Finding the Fourth Proportional to 231,490.90, 347,261.26 and 73,682.45

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Solution

The fourth proportional to 231,490.90, 347,261.26 and 73,682.45 is: 110,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,490.90 : 347,261.26 = 73,682.45 : x
  2. Step 2: Convert to fraction form
    231,490.90/347,261.26 = 73,682.45/x
  3. Step 3: Cross multiply
    231,490.90x = 347,261.26 × 73,682.45
  4. Step 4: Simplify right side
    231,490.90x = 25,587,060,426.89
  5. Step 5: Solve for x
    x = 25,587,060,426.89/231,490.90
  6. Step 6: Final answer
    x = 110,531.60

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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.