Home / 57,623.40-86,403.90-25,996.50

Finding the Fourth Proportional to 57,623.40, 86,403.90 and 25,996.50

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Solution

The fourth proportional to 57,623.40, 86,403.90 and 25,996.50 is: 38,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,623.40 : 86,403.90 = 25,996.50 : x
  2. Step 2: Convert to fraction form
    57,623.40/86,403.90 = 25,996.50/x
  3. Step 3: Cross multiply
    57,623.40x = 86,403.90 × 25,996.50
  4. Step 4: Simplify right side
    57,623.40x = 2,246,198,986.35
  5. Step 5: Solve for x
    x = 2,246,198,986.35/57,623.40
  6. Step 6: Final answer
    x = 38,980.67

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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.