Home / 69,656.96-96,127.08-40,993.76

Finding the Fourth Proportional to 69,656.96, 96,127.08 and 40,993.76

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Solution

The fourth proportional to 69,656.96, 96,127.08 and 40,993.76 is: 56,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,656.96 : 96,127.08 = 40,993.76 : x
  2. Step 2: Convert to fraction form
    69,656.96/96,127.08 = 40,993.76/x
  3. Step 3: Cross multiply
    69,656.96x = 96,127.08 × 40,993.76
  4. Step 4: Simplify right side
    69,656.96x = 3,940,610,447.02
  5. Step 5: Solve for x
    x = 3,940,610,447.02/69,656.96
  6. Step 6: Final answer
    x = 56,571.67

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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.