Home / 82,116.05-113,311.67-60,617.22

Finding the Fourth Proportional to 82,116.05, 113,311.67 and 60,617.22

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Solution

The fourth proportional to 82,116.05, 113,311.67 and 60,617.22 is: 83,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,116.05 : 113,311.67 = 60,617.22 : x
  2. Step 2: Convert to fraction form
    82,116.05/113,311.67 = 60,617.22/x
  3. Step 3: Cross multiply
    82,116.05x = 113,311.67 × 60,617.22
  4. Step 4: Simplify right side
    82,116.05x = 6,868,638,125.87
  5. Step 5: Solve for x
    x = 6,868,638,125.87/82,116.05
  6. Step 6: Final answer
    x = 83,645.51

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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.