Home / 121,269.96-167,361.39-70,295.85

Finding the Fourth Proportional to 121,269.96, 167,361.39 and 70,295.85

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Solution

The fourth proportional to 121,269.96, 167,361.39 and 70,295.85 is: 97,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,269.96 : 167,361.39 = 70,295.85 : x
  2. Step 2: Convert to fraction form
    121,269.96/167,361.39 = 70,295.85/x
  3. Step 3: Cross multiply
    121,269.96x = 167,361.39 × 70,295.85
  4. Step 4: Simplify right side
    121,269.96x = 11,764,811,167.23
  5. Step 5: Solve for x
    x = 11,764,811,167.23/121,269.96
  6. Step 6: Final answer
    x = 97,013.40

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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.