Home / 45,321.73-67,989.51-23,123.00

Finding the Fourth Proportional to 45,321.73, 67,989.51 and 23,123.00

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Solution

The fourth proportional to 45,321.73, 67,989.51 and 23,123.00 is: 34,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,321.73 : 67,989.51 = 23,123.00 : x
  2. Step 2: Convert to fraction form
    45,321.73/67,989.51 = 23,123.00/x
  3. Step 3: Cross multiply
    45,321.73x = 67,989.51 × 23,123.00
  4. Step 4: Simplify right side
    45,321.73x = 1,572,121,609.70
  5. Step 5: Solve for x
    x = 1,572,121,609.70/45,321.73
  6. Step 6: Final answer
    x = 34,688.03

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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.