Home / 70,845.75-97,765.65-39,014.91

Finding the Fourth Proportional to 70,845.75, 97,765.65 and 39,014.91

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Solution

The fourth proportional to 70,845.75, 97,765.65 and 39,014.91 is: 53,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,845.75 : 97,765.65 = 39,014.91 : x
  2. Step 2: Convert to fraction form
    70,845.75/97,765.65 = 39,014.91/x
  3. Step 3: Cross multiply
    70,845.75x = 97,765.65 × 39,014.91
  4. Step 4: Simplify right side
    70,845.75x = 3,814,318,035.84
  5. Step 5: Solve for x
    x = 3,814,318,035.84/70,845.75
  6. Step 6: Final answer
    x = 53,839.76

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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.