Home / 84,886.60-116,995.22-62,177.34

Finding the Fourth Proportional to 84,886.60, 116,995.22 and 62,177.34

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Solution

The fourth proportional to 84,886.60, 116,995.22 and 62,177.34 is: 85,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,886.60 : 116,995.22 = 62,177.34 : x
  2. Step 2: Convert to fraction form
    84,886.60/116,995.22 = 62,177.34/x
  3. Step 3: Cross multiply
    84,886.60x = 116,995.22 × 62,177.34
  4. Step 4: Simplify right side
    84,886.60x = 7,274,451,572.31
  5. Step 5: Solve for x
    x = 7,274,451,572.31/84,886.60
  6. Step 6: Final answer
    x = 85,696.12

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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.