Home / 69,362.28-95,719.55-39,157.43

Finding the Fourth Proportional to 69,362.28, 95,719.55 and 39,157.43

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Solution

The fourth proportional to 69,362.28, 95,719.55 and 39,157.43 is: 54,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,362.28 : 95,719.55 = 39,157.43 : x
  2. Step 2: Convert to fraction form
    69,362.28/95,719.55 = 39,157.43/x
  3. Step 3: Cross multiply
    69,362.28x = 95,719.55 × 39,157.43
  4. Step 4: Simplify right side
    69,362.28x = 3,748,130,904.37
  5. Step 5: Solve for x
    x = 3,748,130,904.37/69,362.28
  6. Step 6: Final answer
    x = 54,037.02

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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.