Home / 84,161.50-116,037.82-53,897.07

Finding the Fourth Proportional to 84,161.50, 116,037.82 and 53,897.07

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Solution

The fourth proportional to 84,161.50, 116,037.82 and 53,897.07 is: 74,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,161.50 : 116,037.82 = 53,897.07 : x
  2. Step 2: Convert to fraction form
    84,161.50/116,037.82 = 53,897.07/x
  3. Step 3: Cross multiply
    84,161.50x = 116,037.82 × 53,897.07
  4. Step 4: Simplify right side
    84,161.50x = 6,254,098,351.84
  5. Step 5: Solve for x
    x = 6,254,098,351.84/84,161.50
  6. Step 6: Final answer
    x = 74,310.68

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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.