Home / 84,396.49-116,478.18-48,588.01

Finding the Fourth Proportional to 84,396.49, 116,478.18 and 48,588.01

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Solution

The fourth proportional to 84,396.49, 116,478.18 and 48,588.01 is: 67,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,396.49 : 116,478.18 = 48,588.01 : x
  2. Step 2: Convert to fraction form
    84,396.49/116,478.18 = 48,588.01/x
  3. Step 3: Cross multiply
    84,396.49x = 116,478.18 × 48,588.01
  4. Step 4: Simplify right side
    84,396.49x = 5,659,442,683.43
  5. Step 5: Solve for x
    x = 5,659,442,683.43/84,396.49
  6. Step 6: Final answer
    x = 67,057.80

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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.