Home / 84,887.60-116,996.60-62,178.34

Finding the Fourth Proportional to 84,887.60, 116,996.60 and 62,178.34

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Solution

The fourth proportional to 84,887.60, 116,996.60 and 62,178.34 is: 85,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,887.60 : 116,996.60 = 62,178.34 : x
  2. Step 2: Convert to fraction form
    84,887.60/116,996.60 = 62,178.34/x
  3. Step 3: Cross multiply
    84,887.60x = 116,996.60 × 62,178.34
  4. Step 4: Simplify right side
    84,887.60x = 7,274,654,236.60
  5. Step 5: Solve for x
    x = 7,274,654,236.60/84,887.60
  6. Step 6: Final answer
    x = 85,697.49

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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.