Home / 45,586.96-68,224.80-38,199.76

Finding the Fourth Proportional to 45,586.96, 68,224.80 and 38,199.76

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Solution

The fourth proportional to 45,586.96, 68,224.80 and 38,199.76 is: 57,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,586.96 : 68,224.80 = 38,199.76 : x
  2. Step 2: Convert to fraction form
    45,586.96/68,224.80 = 38,199.76/x
  3. Step 3: Cross multiply
    45,586.96x = 68,224.80 × 38,199.76
  4. Step 4: Simplify right side
    45,586.96x = 2,606,170,986.05
  5. Step 5: Solve for x
    x = 2,606,170,986.05/45,586.96
  6. Step 6: Final answer
    x = 57,169.22

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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.