Home / 70,847.07-97,768.47-39,015.73

Finding the Fourth Proportional to 70,847.07, 97,768.47 and 39,015.73

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Solution

The fourth proportional to 70,847.07, 97,768.47 and 39,015.73 is: 53,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,847.07 : 97,768.47 = 39,015.73 : x
  2. Step 2: Convert to fraction form
    70,847.07/97,768.47 = 39,015.73/x
  3. Step 3: Cross multiply
    70,847.07x = 97,768.47 × 39,015.73
  4. Step 4: Simplify right side
    70,847.07x = 3,814,508,228.03
  5. Step 5: Solve for x
    x = 3,814,508,228.03/70,847.07
  6. Step 6: Final answer
    x = 53,841.44

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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.