Home / 84,223.36-116,214.99-48,406.45

Finding the Fourth Proportional to 84,223.36, 116,214.99 and 48,406.45

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Solution

The fourth proportional to 84,223.36, 116,214.99 and 48,406.45 is: 66,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,223.36 : 116,214.99 = 48,406.45 : x
  2. Step 2: Convert to fraction form
    84,223.36/116,214.99 = 48,406.45/x
  3. Step 3: Cross multiply
    84,223.36x = 116,214.99 × 48,406.45
  4. Step 4: Simplify right side
    84,223.36x = 5,625,555,102.69
  5. Step 5: Solve for x
    x = 5,625,555,102.69/84,223.36
  6. Step 6: Final answer
    x = 66,793.29

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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.