Home / 70,629.73-97,469.10-38,800.69

Finding the Fourth Proportional to 70,629.73, 97,469.10 and 38,800.69

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Solution

The fourth proportional to 70,629.73, 97,469.10 and 38,800.69 is: 53,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,629.73 : 97,469.10 = 38,800.69 : x
  2. Step 2: Convert to fraction form
    70,629.73/97,469.10 = 38,800.69/x
  3. Step 3: Cross multiply
    70,629.73x = 97,469.10 × 38,800.69
  4. Step 4: Simplify right side
    70,629.73x = 3,781,868,090.01
  5. Step 5: Solve for x
    x = 3,781,868,090.01/70,629.73
  6. Step 6: Final answer
    x = 53,544.99

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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.