Home / 72,632.34-100,227.24-40,806.54

Finding the Fourth Proportional to 72,632.34, 100,227.24 and 40,806.54

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Solution

The fourth proportional to 72,632.34, 100,227.24 and 40,806.54 is: 56,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,632.34 : 100,227.24 = 40,806.54 : x
  2. Step 2: Convert to fraction form
    72,632.34/100,227.24 = 40,806.54/x
  3. Step 3: Cross multiply
    72,632.34x = 100,227.24 × 40,806.54
  4. Step 4: Simplify right side
    72,632.34x = 4,089,926,878.15
  5. Step 5: Solve for x
    x = 4,089,926,878.15/72,632.34
  6. Step 6: Final answer
    x = 56,310.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.