Home / 57,414.50-86,123.36-15,861.50

Finding the Fourth Proportional to 57,414.50, 86,123.36 and 15,861.50

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Solution

The fourth proportional to 57,414.50, 86,123.36 and 15,861.50 is: 23,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,414.50 : 86,123.36 = 15,861.50 : x
  2. Step 2: Convert to fraction form
    57,414.50/86,123.36 = 15,861.50/x
  3. Step 3: Cross multiply
    57,414.50x = 86,123.36 × 15,861.50
  4. Step 4: Simplify right side
    57,414.50x = 1,366,045,283.68
  5. Step 5: Solve for x
    x = 1,366,045,283.68/57,414.50
  6. Step 6: Final answer
    x = 23,792.69

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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.