Home / 70,968.20-97,932.82-40,732.24

Finding the Fourth Proportional to 70,968.20, 97,932.82 and 40,732.24

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Solution

The fourth proportional to 70,968.20, 97,932.82 and 40,732.24 is: 56,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968.20 : 97,932.82 = 40,732.24 : x
  2. Step 2: Convert to fraction form
    70,968.20/97,932.82 = 40,732.24/x
  3. Step 3: Cross multiply
    70,968.20x = 97,932.82 × 40,732.24
  4. Step 4: Simplify right side
    70,968.20x = 3,989,023,474.78
  5. Step 5: Solve for x
    x = 3,989,023,474.78/70,968.20
  6. Step 6: Final answer
    x = 56,208.60

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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.