Home / 45,432.72-68,162.98-23,261.78

Finding the Fourth Proportional to 45,432.72, 68,162.98 and 23,261.78

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Solution

The fourth proportional to 45,432.72, 68,162.98 and 23,261.78 is: 34,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,432.72 : 68,162.98 = 23,261.78 : x
  2. Step 2: Convert to fraction form
    45,432.72/68,162.98 = 23,261.78/x
  3. Step 3: Cross multiply
    45,432.72x = 68,162.98 × 23,261.78
  4. Step 4: Simplify right side
    45,432.72x = 1,585,592,433.49
  5. Step 5: Solve for x
    x = 1,585,592,433.49/45,432.72
  6. Step 6: Final answer
    x = 34,899.79

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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.