Home / 70,829.22-97,744.68-40,615.68

Finding the Fourth Proportional to 70,829.22, 97,744.68 and 40,615.68

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Solution

The fourth proportional to 70,829.22, 97,744.68 and 40,615.68 is: 56,049.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,829.22 : 97,744.68 = 40,615.68 : x
  2. Step 2: Convert to fraction form
    70,829.22/97,744.68 = 40,615.68/x
  3. Step 3: Cross multiply
    70,829.22x = 97,744.68 × 40,615.68
  4. Step 4: Simplify right side
    70,829.22x = 3,969,966,644.58
  5. Step 5: Solve for x
    x = 3,969,966,644.58/70,829.22
  6. Step 6: Final answer
    x = 56,049.84

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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.